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: when light enters the eye through the pupil , that light falls on the retina, Fact2: Images are retained on the retina of a viewer's eye for a fraction of a second after they strike it., Question: Where are images retained? (A) Retina (B) RNA (C) calcite (D) an object (E) arteries (F) energy (G) squids (H) segmented
Example Output: A

Example Input: Fact1: if an animal sweats then that animal 's bodily water decreases, Fact2: Most of the time, sweating can reduce body-heat., Question: Reducing body-heat can also decrease an animal's what? (A) Quality of life (B) prolactin release (C) Bodily water (D) Heart rate (E) heat energy (F) Weight (G) Temperature (H) energy
Example Output: C

Example Input: Fact1: a circle graph can be used to display percents, Fact2: All percents can be written as fractions., Question: what can a circle graph be used to display? (A) Major effects (B) antigens (C) as a base (D) light (E) fractions (F) clouds (G) h2o (H) several genes
Example Output:
E