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").
--------
Question: What contains nutrients for plants? (A) dirt cheap (B) wind (C) ground minerals (D) soiled clothes

Answer: C


Question: If you breathe out, especially in the vicinity of clear glass, you may witness (A) your breath is air (B) your breath is dry (C) your breath beading up (D) your breath smells bad

Answer: C


Question: Cycles of freezing and thawing water (A) causes healing of clefts in rocks (B) smaller rocks to fill in large cracks (C) makes rocks more secure (D) causes fissures in rocks to enlarge

Answer:
D