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: Precipitation increases moisture., Fact2: Rain is liquid precipitation., Question: what increases moisture? (A) density (B) the sun (C) wind (D) rain (E) Honey (F) 17 (G) droughts (H) Type O
Example Output: D

Example Input: Fact1: Bivalves feed on plankton and nonliving organic matter., Fact2: Mussels are bivalve mollusks., Question: What feeds on plankton and nonliving organic matter? (A) barnacles (B) mollusks (C) animals (D) the Sun (E) sharks (F) graptolites (G) bacteria (H) dogs
Example Output: B

Example Input: Fact1: if an object is kicked then force is exerted on that object, Fact2: Kinetic energy is converted to force., Question: What is exerted on a kicked object? (A) a hydraulic system (B) heat energy (C) activation energy (D) Something to move (E) kinetic energy (F) light energy (G) voltage (H) leg energy
Example Output:
E