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: safety goggles are used for protecting the eyes during experiments, Fact2: Larger pupil and larger corneas permit more light to enter the eye., Question: What are used for protecting the pupils during experiments? (A) specialized (B) safety gloves (C) safety goggles (D) safe operation (E) lamphreys (F) Chemicals (G) chemical messengers (H) safety suit
Example Output: C

Example Input: Fact1: medicine is used for curing people when they are sick, Fact2: People get sick and die., Question: What can medicine prevent? (A) wealth (B) sunlight (C) birth (D) ADHD (E) dying (F) Natural disaster (G) haze (H) danger
Example Output: E

Example Input: Fact1: an electron microscope is used for seeing very small objects by making them appear bigger, Fact2: An electron microscope can see many times larger than an optical microscope., Question: what can make things appear larger? (A) mutations (B) deuterostomes (C) prism (D) mirror (E) microscope (F) glass (G) goggles (H) adding heat
Example Output:
E