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: ultraviolet light causes sunburn, Fact2: Furthermore, sunburn can cause premature aging and skin cancers., Question: What can ultraviolet light cause? (A) chemical changes (B) Cold skin (C) killing insects (D) Healthy skin (E) disease (F) Skin cancer (G) symptoms (H) Low temperatures
Example Output: F

Example Input: Fact1: Earth 's magnetic patterns are used for finding locations by animals that migrate, Fact2: Bird migration is common., Question: Which animal would use earth's magnetic patterns to find locations? (A) Birds (B) Bears (C) Skunks (D) Bats (E) salmon (F) Squirrels (G) insects (H) Frogs
Example Output:
A