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").

[EX Q]: Which does light from the sun arrive at in final time length? (A) Uranus (B) Mars (C) Pluto (D) Earth
[EX A]: C

[EX Q]: If a day has passed, so has (A) most of a month (B) most of thirty hours (C) most of a week (D) most of a year
[EX A]: B

[EX Q]: The part of a cell that separates the interior from the outside provides (A) nutrients (B) support (C) food (D) energy
[EX A]:
B