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: Sponges have specialized cells called collar cells., Fact2: Flagellum of collar cell cause current to pass over collar and food is collected., Question: Which aspect of a sponge's cells allow it to collect food? (A) the cervix (B) teeth (C) flagellum (D) cartilage (E) plasma (F) osculum (G) tissue (H) potassium
Example Output: C

Example Input: Fact1: if an object is in the sunlight then that object will absorb solar energy, Fact2: Solar panels absorb energy from the sun., Question: What absorbs sunlight?  (A) organic molecules (B) Earth orbiting the Sun (C) living things (D) A tree at night. (E) A plant in a shady room. (F) Solar panels on a roof. (G) Water in a dark room. (H) They have thick fur
Example Output: F

Example Input: Fact1: a plants require water for survival, Fact2: Water is a compound of hydrogen and oxygen., Question: For survival, plants require a compound made of what? (A) carbon dioxide (B) Hydrogen and oxygen (C) organic molecules (D) deoxyribonucleic acid (E) carbohydrates (F) Converted sugar (G) genetic material (H) solid, liquid, gas
Example Output:
B