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: if weather is stormy then there is a greater chance of rain, Fact2: Rain is our usual form of precipitation., Question: If the weather is stormy, there is a greater chance for what? (A) nightfall (B) precipitation (C) sunshine (D) negative feedback (E) daylight (F) air pollution (G) trucks and cars (H) miles per hour
Example Output: B

Example Input: Fact1: Humans have collected and grown mushrooms for food for thousands of years., Fact2: Yeast and mushrooms are types of fungus., Question: What have humans collected and grown for thousands of years? (A) Organic compounds (B) types of coral (C) types of ferns (D) bioaerosols (E) Most plants (F) types of fungus (G) types of pine trees (H) peachleaf willow
Example Output: F

Example Input: Fact1: rain causes erosion, Fact2: Rain is liquid precipitation., Question: liquid precipitation causes what? (A) erosion (B) streams. (C) drought (D) rainfall (E) bodies (F) flooding (G) Pollution (H) sand
Example Output:
A