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").

[EX Q]: Fact1: seeing requires light, Fact2: Vision is our ability to see., Question: What is required for vision? (A) light (B) goggles (C) food (D) smell (E) hormones (F) Protein (G) color (H) hue
[EX A]: A

[EX Q]: Fact1: Rivers are usually larger than streams., Fact2: Fish is available in the rivers and lakes of the district in large quantities., Question: Habitats where fish live in large quantities are usually larger than what? (A) an object (B) Inches (C) crocodiles (D) body water (E) Decibels (F) Weight (G) streams (H) Length
[EX A]: G

[EX Q]: Fact1: bacteria can cause people to become ill, Fact2: Everyone can get sick from resistant bacteria., Question: What property do germs have that can make people sick? (A) coded genes (B) hyperthyroidism (C) hypothyroidism (D) chickenpox (E) smallpox (F) viruses (G) Echinoids (H) resistance
[EX A]:
H