instruction:
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").
question:
Fact1: astronauts require preserved food for extended flights, Fact2: An astronaut is a scientist who is a space explorer., Question: Space explorers require preserved foods for (A) ground training (B) nutrients (C) Dehydration (D) survival (E) long flights (F) short flights (G) Special disposal (H) day trips
answer:
E


question:
Fact1: Infancy is the period of most rapid growth after birth., Fact2: During infancy, babies learn whether to trust the world., Question: Babies do what most during their rapid growth period? (A) birth (B) move (C) run (D) fight (E) puberty (F) play (G) learn (H) shaking
answer:
G


question:
Fact1: preventing the transfer of heat from an organims 's body causes that organism to keep warm, Fact2: Fur or feathers help hold heat in, but some body heat always escapes., Question: What does fur do? (A) it serves as food (B) refract or absorb. (C) It helps them survive (D) absorb light energy (E) it catches fire (F) it drowns the organism (G) structure and function (H) it keeps an organism warm
answer:

H