Which of the following methods can be used to retrieves the first element stored in an array?

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Indicate whether the statement is true or false

What flaw is a concern with preset questions for cognitive passwords?

A. It prevents the use of tokens. B. The question's answer may be easy to find on the Internet. C. Cognitive passwords require users to think to answer the question, and not all users may be able to solve the problems presented. D. Cognitive passwords don't support long passwords.