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 an organism becomes too hot then that organism may die, Fact2: Dehydration in the hot sun is a constant danger., Question: What can happen if an organism is dehydrated? (A) it burns (B) thirst (C) anemia (D) it floats (E) it dies (F) drying out (G) Rise (H) it thrives
Example Output: E

Example Input: Fact1: Organisms use lipids to store energy., Fact2: Triglycerides are a storage form of energy., Question: In what form do organisms use lipids? (A) Triglycerides (B) glucose (C) layers of fat (D) adding heat (E) reducing acid rain (F) hydrocarbons (G) recycling (H) By wind and rain
Example Output: A

Example Input: Fact1: stalactites are formed by deposition, Fact2: Stalactites and stalagmites are common speleothems., Question: What are speleothems formed by? (A) calcite (B) craters (C) deposition (D) tornadoes (E) deuterostomes (F) tiny polyps (G) haploid plants (H) hurricanes
Example Output:
C