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: shelter is used for protection by animals against weather, Fact2: Many animals use sponges for shelter., Question: What can animals use for protection? (A) hair (B) bushes (C) keratin (D) food (E) shells (F) appendages (G) energy (H) sponges
Example Output: H

Example Input: Fact1: Mollusks live in most terrestrial, freshwater, and marine habitats., Fact2: Interestingly, a squid is also a mollusk., Question: What can live in marine habitats? (A) lizards (B) horses (C) elephants (D) fur seals (E) a fish (F) squids (G) barnacles (H) animals
Example Output: F

Example Input: Fact1: threatening behavior causes a fight-or-flight response in animals, Fact2: Fighting can lead to brawls and significant injury., Question: What can threatening behavior cause? (A) love (B) toxins (C) Pollution (D) disease (E) knowledge (F) injury (G) negative (H) friendship
Example Output:
F