In this task, you are given a multiple-choice question and you have to pick the correct option. Answer with option indexes (i.e., "A", "B", "C", and "D").

Q: What did some ancient societies use to reflect light? (A) wood (B) plants (C) clothing (D) rocks

A: D
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Q: positively impact your bodies strength by (A) dead-lifting (B) thinking (C) sleeping (D) singing

A: A
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Q: Which is least likely to happen? (A) a human goes from teenager to adult (B) a human goes from child to preteen (C) a human goes from teenager to child (D) a human goes from infant to toddler

A:
C
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