Definition: 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").
Input: Fact1: Ozone depletion results in higher levels of UV radiation reaching Earth., Fact2: Fast Facts 1985 Scientists discover a hole in the ozone layer of the atmosphere over Antarctica., Question: Where do higher levels of UV radiation reach Earth through? (A) tea (B) rays or beams (C) atmospheric holes (D) skin (E) sunscreen (F) the environment (G) Power plants (H) during the day
Output:
C