Detailed Instructions: 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").
Q: Fact1: gases released during the use of fossil fuels causes global warming, Fact2: Global warming threatens the entire planet., Question: Gases released during the use of fossil fuels threaten what? (A) coastlines (B) the entire planet (C) solar movement (D) The atmosphere (E) Plant growth is reduced (F) living things (G) star systems (H) star formations
A:
B