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]: A guy wants to be able to remember the evening. He can be sure that he has a visual and audio backup of the night by (A) bringing his camera (B) bringing his son (C) bringing a drink (D) bringing a chair
[EX A]: A

[EX Q]: heat and pressure change the remains of what into natural gas? (A) leaves (B) cans (C) books (D) cars
[EX A]: A

[EX Q]: In order for crops to grow food safely, pesticides are used on them. When it floods, this causes what to be poisonous? (A) air (B) farmers (C) Corn (D) Runoff
[EX A]:
D