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: fossils are formed when layers of sediment cover the remains of organisms over time, Fact2: Plants and animals are organisms., Question: What forms when plants are covered in layers of sediment over time? (A) Conifers (B) watershred (C) fossils (D) H2O (E) Echinoids (F) bubbles (G) loose soil (H) bones
Example Output: C

Example Input: Fact1: Cell division is how organisms grow and repair themselves., Fact2: Cell division is by mitosis ., Question: What is required by division? (A) voltage (B) Microscope (C) loose soil (D) Energy. (E) Energy (F) relocation (G) warmth (H) mitosis
Example Output: H

Example Input: Fact1: dew is formed when water vapor condenses over night, Fact2: Fog happens when the water vapor condenses into particles as air temperatures cool., Question: What is formed when fog condenses over night? (A) snow (B) smog (C) dew (D) gas (E) sleet (F) fireworks (G) rain (H) lake
Example Output:
C