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: global warming is when worldwide temperature increases, Fact2: Global warming is caused by carbon dioxide trapped in the atmosphere., Question: What does carbon dioxide cause? (A) skateboards (B) Greenhouse gases (C) Worldwide temperature increase (D) major threat to health (E) direct damage to the lungs (F) running (G) a lot of human deaths (H) Temperature decrease
Example Output: C

Example Input: Fact1: Chromosomes are coiled structures made of DNA and proteins., Fact2: DNA is deoxyribonucleic acid., Question: chromosomes are coiled structures made of proteins and what? (A) solid, liquid, gas (B) density (C) Something that causes allergies (D) deoxyribonucleic acid (E) It helps them survive (F) inheritance (G) blood cells (H) allow growth
Example Output: D

Example Input: Fact1: Marine biomes are found in the salt water of the ocean., Fact2: Largest of the oceans on Earth is the Pacific Ocean ., Question: What types of biomes are found in the Pacific? (A) mediterranean (B) ferns (C) marine (D) canine (E) land (F) complex (G) protected (H) Conifers
Example Output:
C