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: looking at bright objects has a negative impact on the eyes, Fact2: Sunglasses help protect the eyes from glare off the river surfaces., Question: What can sunglasses protect against? (A) fissures of hot, acidic water (B) rays or beams (C) Looking at sunglasses (D) Looking at bright objects (E) Looking at dark objects (F) Looking at newspapers (G) enormous damage to homes (H) Light passing through water
Output:
D