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: eyes are used for seeing by animals by sensing light, Fact2: Goats are four legged animals., Question: what uses eyes for seeing by sensing light? (A) pigeons (B) goats (C) potatoes (D) tigers (E) plants (F) h2o (G) humans (H) bears
[EX A]: B

[EX Q]: Fact1: Organisms use lipids to store energy., Fact2: Triglycerides are a storage form of energy., Question: In what form do organisms use lipids? (A) Triglycerides (B) glucose (C) layers of fat (D) adding heat (E) reducing acid rain (F) hydrocarbons (G) recycling (H) By wind and rain
[EX A]: A

[EX Q]: Fact1: Blood pH may become unbalanced if the rate of breathing is too fast or too slow., Fact2: Alkalosis is a blood pH above 7.45., Question: What can lead to alkalosis? (A) metabolic reaction (B) Breathing too fast or too slow (C) Drinking too much water. (D) Something that causes allergies (E) Sleeping too much. (F) direct damage to the lungs (G) Warm air moving into cold air (H) Eating too much.
[EX A]:
B