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: threatening behavior by predators causes a porcupine to extend its quills, Fact2: Puffers are smooth skinned while Porcupines have the characteristic spines or quills., Question: What does a porcupine do with its spines when it's threatened? (A) killing insects (B) Shoot them (C) kill them (D) protect them (E) Extend them (F) Shed them (G) Retract them (H) behave
answer:
E


question:
Fact1: sugar causes food to taste sweet, Fact2: Favorite foods are cakes, noodles, rice, eggs and fruits., Question: What tastes sweet due to sugar? (A) diet soda (B) corn (C) ice (D) water (E) apple (F) coffee (G) cake (H) sugar
answer:
G


question:
Fact1: Populations of viruses do not grow through cell division because they are not cells., Fact2: Where most viruses are DNA, HIV is an RNA virus., Question: What does not grow through cell division? (A) p53 (B) AIDS (C) host (D) DDT (E) lung (F) HIV (G) corn (H) HPV
answer:

F