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: friction causes the temperature of an object to increase, Fact2: When a fire breaks out in a home, the temperature in the room increases., Question: Friction can cause fires to break out in a home due to what? (A) heating liquids (B) wind speed (C) temperature (D) centripetal force (E) wire placement (F) friction (G) cigarettes (H) heat energy
Example Output: C

Example Input: Fact1: Amphibians have permeable skin that easily absorbs substances from the environment., Fact2: All frogs are amphibians., Question: What has permeable skin? (A) goats (B) alligators (C) animals (D) apples (E) frogs (F) sharks (G) humans (H) snakes
Example Output: E

Example Input: Fact1: sunlight and rain can cause a rainbow, Fact2: Rainbow A most charming example of chromatic dispersion is a rainbow., Question: what can sunlight and rain cause? (A) h2o condensation (B) snow (C) chromatic dispersion (D) scattered light (E) rays or beams (F) colors of the spectrum (G) reflect objectstowards the eye (H) floods
Example Output:
C