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 would likely decrease the food in an environment? (A) gravity (B) water evaporation (C) a tree (D) time
[EX A]: B

[EX Q]: A pepper would be hottest if it was (A) defecated into a bottle by a yeti (B) frozen in a commercial freezer (C) left it in the sun (D) eaten by a super model
[EX A]: C

[EX Q]: A person needs to move a boulder from a crevice to a bluff. The person employs the use of (A) a fast car and a ball (B) a plank with one end raised (C) a small bowl of soup (D) a stick with a leaf
[EX A]:
B