The correct answer is: [C]: "research the company" .
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Note:
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Choice: [A]: "follow up with an email" — is INCORRECT. This is done after the interview.
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Choice: [B]: "make eye contact" — is INCORRECT. This is done during the interview.
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Choice: [C]: "speak clearly" — is INCORRECT. This is done during the interview.
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Hope this helps!
Wishing you the best of luck in your academic endeavors!
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