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").

Example Input: 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
Example Output: E

Example Input: Fact1: Zooplankton are tiny animals that feed on phytoplankton., Fact2: Many zooplankton are crustaceans., Question: What can feed on phytoplankton? (A) producers (B) phytoplankton (C) passenger pigeons (D) bacteria (E) tiny crustaceans (F) the Sun (G) honeybees (H) parasites
Example Output: E

Example Input: Fact1: scraping oneself on a contaminated object may cause infection, Fact2: Infections occur as a result of contaminated wounds., Question: What could occur should a person scrape themselves? (A) Loss of gravity (B) looseness of dirt or compost (C) Contaminated wounds (D) Development of super powers (E) it's bodily water decreases (F) Physical weathering (G) cause their death (H) Learning a new language
Example Output:
C