In this task, you are given two facts, and a multiple-choice question. Based on the given facts, answer the question with index of the correct option (e.g, "A").

[Q]: Fact1: webbed feet are used for moving faster through water by aquatic animals, Fact2: Animals move around, seeking their prey., Question: What do webbed feet help aquatic animals do? (A) rapid expansion (B) root growth (C) Catch prey (D) support (E) Regrows it (F) squeeze (G) Relieve pain (H) improve
[A]: C


[Q]: Fact1: shelter is used for protection by animals against weather, Fact2: Caves or rock overhangs provide shelter., Question: What do animals find protection from when using rock overhangs? (A) sun's heat (B) insects (C) weather (D) erosion (E) rivers (F) bats (G) wind (H) the sun
[A]: C


[Q]: Fact1: friction is used for stopping a vehicle by brakes, Fact2: Cars are vehicles and trucks are vehicles., Question: what uses friction for stopping with brakes? (A) humans (B) lynx (C) cars (D) oxygen (E) people (F) bumpers (G) coyotes (H) cows
[A]:
C