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 acts as an insulator for electricity? (A) A metal ring (B) A battery (C) A door hinge (D) Beeswax
[EX A]: D

[EX Q]: A horse in a field under the summer sun was glistening wet even though it hadn't rained. (A) the other horses were licking that horse (B) sweat glands released liquid to cool off the horse (C) sweat glands dried up (D) The horse needed a shower and was getting oily
[EX A]: B

[EX Q]: Thicker layers of skin would best suit (A) a bird (B) a scorpion (C) a lizard (D) a leopard seal
[EX A]:
D