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: Birds evolved from a group of bipedal dinosaurs called theropods., Fact2: All hawks are birds., Question: What evolved from a group of bipedal dinosaurs called theropods? (A) alpacas (B) bacteria (C) hawks (D) vision (E) humans (F) animals (G) mammals (H) viruses
Example Output: C

Example Input: Fact1: Gymnosperms are vascular plants that produce seeds in cones., Fact2: Plants reproduce by seeds and rhizomes., Question: What do gymnosperms use to reproduce? (A) roots (B) cones (C) ovaries (D) family (E) CO 2 (F) instinct (G) embryos (H) Mitosis
Example Output: B

Example Input: Fact1: thirst is used to make an animal realize that it needs to replenish its bodily water by the body, Fact2: Dehydration causes increased thirst and water consumption., Question: What is it called when an animal needs to replenish bodily water? (A) hunger (B) spring (C) diet (D) dehydration (E) hyperthyroidism (F) Pituitary gland (G) fear (H) Exfoliation
Example Output:
D