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: bacteria can cause people to become ill, Fact2: People frequently die of illnesses ., Question: What can cause people to die? (A) viruses (B) Dehydration (C) stars (D) smallpox (E) bacteria (F) clouds (G) flooding (H) Saturn
Example Output: E

Example Input: Fact1: Mollusks have a circulatory system with one or two hearts that pump blood., Fact2: An abalone is a shellfish or mollusk., Question: What has a circulatory system with one or two hearts that pump blood? (A) a fish (B) sharks (C) abalone (D) elephants (E) humans (F) crocodiles (G) giraffes (H) fur seals
Example Output: C

Example Input: Fact1: Dilation occurs when cell walls relax., Fact2: Relaxation promotes relaxation and easing of tension., Question: What occurs when the tension of cell walls are eased? (A) Sleep (B) exercise (C) friction (D) Exfoliation (E) recovery (F) dilation (G) sweating (H) murmur
Example Output:
F