Everyone (has) done his or her homework because 'everyone' means plural so there is plural already so don't need to put 'have'.
Answer:
A fact is an item of knowledge, that is, a true belief that we are justified in believing as true. So by definition, a fact cannot be false. If a fact that was thought to be true is later found to be false, it is no longer a fact.
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Mark brainliest
Answer:
communism is an ideology of economic equality through the elimination of private property. In contrast, communists state that capitalist economic and political systems must be completely overthrown through revolution.
Explanation:
because he feels uncomfortable answering Lucy's questions. He does not want to offend or upset her.