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: a student leaves a nail line on a mineral sample, so that mineral can be described as what? (A) a mineral (B) a soft mineral (C) a liquid mineral (D) a mineral melt

A: B
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Q: A skill some humans have is (A) ten fingers (B) vision (C) heart beating (D) talking

A: D
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Q: A frog will hibernate by burying itself in mud, freezing, then thawing again in the spring. The only of these that also go through a somewhat similar process in cold times is (A) doves (B) grizzlies (C) rats (D) people

A:
B
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