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 glacier moved through an area years and years ago, and scientists can tell this by (A) looking at the moon (B) looking at the dogs (C) looking at the sky conditions (D) glancing at nearby stone

A: D
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Q: What will air usually do when heated up beyond a certain point? (A) it will fall (B) it will remain (C) it will ascend (D) it will die

A: C
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Q: Which of these is a learned characteristic? (A) long hair (B) a big nose (C) doing laundry (D) blue eyes

A:
C
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