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: astronauts require preserved food for extended flights, Fact2: An astronaut is a scientist who is a space explorer., Question: Space explorers require preserved foods for (A) ground training (B) nutrients (C) Dehydration (D) survival (E) long flights (F) short flights (G) Special disposal (H) day trips
Example Output: E

Example Input: Fact1: when a body of water receives more water than it can hold , a flood occurs, Fact2: Flood probability is based on past floods., Question: How do we determine the probability of receiving more water than a body can hold? (A) evaporation (B) climate (C) The past (D) watershed (E) Dilution (F) energy usage (G) Temperature (H) salinity
Example Output: C

Example Input: Fact1: if humans disturb animals in a location then those animals will move to a different location, Fact2: Some animals hide underground., Question: Where does prey go to hide? (A) Something with a head, thorax, and abdomen (B) they body they live in (C) marshes and swamps (D) Under water (E) To another location like underground (F) organisms and their habitat (G) Up a tree (H) In a house
Example Output:
E