What changed in this filing

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Item 4. Controls and Procedures

2021-05-14 compared with 2020-11-13 · 32 added, 20 removed, 1 unchanged (98% of the section changed)

and Procedures

of Disclosure Controls and Procedures

conducted an evaluation (pursuant to Rule 13a-15(b) of the Exchange Act), under the supervision and with the participation of

management, including the Chief Executive Officer and Chief Financial Officer, of the effectiveness of the Company’s disclosure

controls and procedures (as defined in Rule 13a-15(e)) as of the end of the period covered by this report.

disclosure controls and procedures are designed to ensure that information required to be disclosed in our reports that are filed

or submitted under the Exchange Act is recorded, processed, summarized and reported within the time periods specified in the SEC’s

rules and forms.

Our disclosure controls and procedures include, without limitation, controls and procedures designed to ensure

that this information is accumulated and communicated to management, including the principal executive and principal financial

officers, or persons performing similar functions, as appropriate, to allow timely decisions regarding required disclosure.

on the evaluation, our Chief Executive Officer and Chief Financial Officer have concluded that these disclosure controls and procedures

were effective as of the end of the period covered by this report.

in Internal Control over Financial Reporting

was no change in our internal control over financial reporting that occurred during the quarter ended September 30, 2020, that

has materially affected, or is reasonably likely to materially affect, our internal control over financial reporting.

Controls and Procedures

Evaluation of Disclosure Controls and Procedures

We conducted an evaluation (pursuant to

Rule 13a-15(b) of the Exchange Act), under the supervision and with the participation of management, including the Chief Executive

Officer and Chief Financial Officer, of the effectiveness of the Company’s disclosure controls and procedures (as defined

in Rule 13a-15(e)) as of the end of the period covered by this report.

These disclosure controls and procedures

are designed to ensure that information required to be disclosed in our reports that are filed or submitted under the Exchange

Act is recorded, processed, summarized and reported within the time periods specified in the SEC’s rules and forms.

Our disclosure

controls and procedures include, without limitation, controls and procedures designed to ensure that this information is accumulated

and communicated to management, including the principal executive and principal financial officers, or persons performing similar

functions, as appropriate, to allow timely decisions regarding required disclosure.

Based on the evaluation, our Chief Executive

Officer and Chief Financial Officer have concluded that these disclosure controls and procedures were effective as of the end of

the period covered by this report.

Changes in Internal Control over

Financial Reporting

There was no change in our internal control

over financial reporting that occurred during the quarter ended March 31, 2021, that has materially affected, or is reasonably

likely to materially affect, our internal control over financial reporting.

OTHER INFORMATION

information regarding legal proceedings in which we are involved, see Note 12 - Commitments and Contingencies under the subsection

titled “Legal Proceedings”

in our Notes to Condensed Financial Statements in Part I, Item 1 of this Quarterly Report

on Form 10-Q.

Legal Proceedings

For information regarding legal proceedings

in which we are involved, see Note 12 - Commitments and Contingencies under the subsection titled “Legal Proceedings”

in our Notes to Condensed Financial Statements in Part I, Item 1 of this Quarterly Report on Form 10-Q.

There have been no material changes in

the risk factors set forth in Part I, Item 1A, “Risk Factors”

in our 2020 Annual Report.

Unregistered Sales of Equity Securities and Use of Proceeds

Defaults Upon Senior Securities

Mine Safety Disclosures

Not applicable.

Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.

What changed 10-Q

Item 4. Controls and Procedures