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: The circulatory system is so long it (A) could be wrapped around the earth (B) is the length of a horse (C) is the length of the universe (D) is the length of the universe

Answer: A


Question: A stone may experience the most weathering over (A) a week (B) a year (C) a century (D) a decade

Answer: C


Question: Digestion is when an organism takes in nutrients from what? (A) sustenance (B) food chart (C) wind (D) gales

Answer:
A