4 unchanged sentences
There have been no material changes in the risk factors disclosed by us under Part I, Item 1A.
−Removed: Risk Factors contained in the Annual Report on Form 10-K for the fiscal year ended November 28, 2020.
+Added: Risk Factors contained in the Annual Report on Form 10-K for the fiscal year ended November 27, 2021, except for the addition of the following risk factor:
+Added: The military conflict between  
+Added: Russia  
+Added: and Ukraine, and the global response to it, could adversely impact our revenues, gross margins and financial results.
+Added: government and other nations have imposed significant restrictions on most companies’
+Added: ability to do business in Russia as a result of the military conflict between Russia and Ukraine.
+Added: It is not possible to predict the broader or longer-term consequences of this conflict, which could include further sanctions, embargoes, regional instability, geopolitical shifts and adverse effec ts on macroeconomic conditions, security conditions, currency exchange rates and financial markets.
+Added: Such geo-political instability and uncertainty could have a negative impact on our ability to sell to, ship products to, collect payments from, and support customers in certain regions based on trade restrictions, embargoes and export control law restrictions, and logistics restrictions including closures of air space, and could increase the costs, risks and adverse impacts from these new challenges.
+Added: We may also be the subject of increased cyber-attacks. 
+Added: While Russia does not constitute a material portion of our business, a significant escalation or expansion of economic disruption or the conflict's current scope could have a material adverse effect on our results of operations.
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.