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: heating salt water causes the water to evaporate while the salt remains, Fact2: Salt is produced by the evaporation of sea water., Question: how is salt produced? (A) flow of electrons (B) solid, liquid, gas (C) chemical messengers (D) Solutions (E) Physical weathering (F) It gets heated up (G) near the shoreline (H) heating water
Example Output: H

Example Input: Fact1: Some parasites kill their host, but most do not., Fact2: Parasites include lungworms and GI parasites., Question: What can kill their host? (A) cigarettes (B) bacteria (C) adding heat (D) heat or cold (E) burning (F) Dehydration (G) lungworms (H) Pollution
Example Output: G

Example Input: Fact1: Flowers attract pollinators, and fruits encourage animals to disperse the seeds., Fact2: Bats help flowers by spreading pollen., Question: What do bats do with seeds? (A) store (B) food (C) Grow well (D) grow (E) destroy (F) spread (G) bury (H) leave alone
Example Output:
F