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: creating paper requires cutting down trees, Fact2: Deforestation takes place when trees are cut down in the rainforest., Question: What can cause deforestation? (A) Planting flowers (B) Creating paper (C) Greenhouse gases (D) Filtering water (E) Greenhouse gasses (F) Cutting grass (G) Pesticides (H) Pollution
Example Output: B

Example Input: Fact1: if fossils of an animal or plant are found in a place then that animal or plant used to live in that place, Fact2: Fossils are the remains of prehistoric life., Question: What found in a place shows that animal or plant used to live in that place? (A) remains (B) Echinoids (C) dirt (D) Earthworms (E) unique (F) an image (G) rocks (H) water
Example Output: A

Example Input: Fact1: Sponges are a source of food for many species of fish., Fact2: Like sponges, they are attached to the ocean floor., Question: What organisms are a source of food for many species of fish? (A) remains of prehistoric life (B) whales (C) organic matter (D) sharks (E) gastropod shells (F) those on the ocean floor (G) Something made from fermented ricce (H) humans
Example Output:
F