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: nuclear reactions in stars causes stars to produce light, Fact2: And, of course, the Sun is a star., Question: What in the sun causes the sun to produce light? (A) energy of moving objects (B) hydrogen and oxygen (C) heat energy (D) water (E) solar rays (F) rotation (G) nuclear reactions (H) kinetic energy
Example Output: G

Example Input: Fact1: a pan is used for cooking food by heating food in it on a stove, Fact2: Food, like chicken and potatoes are recommended., Question: Chicken and potatoes can be cooked in a pan on what? (A) a paper towel (B) on another chicken (C) a stove (D) in the freezer (E) less water (F) heat (G) plates (H) loose soil
Example Output: C

Example Input: Fact1: Flagella help prokaryotes move., Fact2: Some species swim by means of flagella Bacterial flagella are analogous to flagella of eukaryotes., Question: prokaryotes and Bacteria move by what (A) jumping (B) crawling (C) heat energy (D) environment (E) swimming (F) walking (G) Chlorophyll (H) Absorb light
Example Output:
E