Answer:
Social media does not present people authentically. usually people only post the best and the worst of themselves, not the normal way they act day to day. people usually only post the best pictures of themselves, complete with filters and edits to make them more attractive or appealing.
Explanation:
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A, c, d. A becuase it makes clarity. C becuase youre instructions entertainment and so on may be included while you listen. D because it causes better comparrison between what you and the other person think/ say.
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