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: Fertilization occurs when a sperm and an egg fuse., Fact2: Pregnancy begins with a fertilized egg., Question: what begins when a sperm and an egg fuse? (A) Leptospirosis (B) cellular regeneration (C) h2o (D) seeds (E) death (F) pollen (G) pregnancy (H) competition
Example Output: G

Example Input: Fact1: matter vibrating can cause sound, Fact2: Thus, sound is a wave in air ., Question: what can matter vibrating cause? (A) Pollution (B) energy (C) Relieve pain (D) kinetic energy (E) wave in air (F) Energy. (G) murmur (H) Greenhouse gases
Example Output: E

Example Input: Fact1: Some viruses live in a dormant state inside the body., Fact2: Viral infection means there is a virus living in the body., Question: Some viral infections live in what? (A) dormant state (B) bloody state (C) alveoli (D) going viral (E) gastropod shells (F) red state (G) Veins and arteries. (H) animals
Example Output:
A