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 is the least massive? (A) the Earth (B) the moon (C) the sun (D) the solar system
[EX A]: B

[EX Q]: Redwoods are supported by (A) donations from the environmental protection agency (B) very large and thick trunks (C) twenty chainsaw wielding psychopaths (D) industrial plants near the ocean
[EX A]: B

[EX Q]: if a ball on the beach bursts, what would most likely escape? (A) the fishes on the shore (B) none of these (C) the sharks in it (D) the gaseous content in it
[EX A]:
D