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: pushing on the pedals of a bike cause that bike to move, Fact2: Schwinn bikes have carried many TWW'ers to the podium time and time again., Question: what moves by having the pedals pushed on? (A) organ (B) h2o (C) Schwinn (D) Nematoda (E) animals (F) athletes (G) clouds (H) kites

A: C
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Q: Fact1: Antigens are molecules that the immune system recognizes as foreign to the body., Fact2: Antigens prompt the body to produce antibodies., Question: Antigens are molecules that prompt the what of antibodies? (A) termination (B) failure (C) humans (D) decrease (E) production (F) anemia (G) rapid expansion (H) kinetic

A: E
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Q: Fact1: Cartilage is a tough tissue that contains a protein called collagen., Fact2: Membranes attached to the cricoid cartilage ., Question: What does cricoid contain? (A) Bodily water (B) cellulum (C) cellulite (D) Energy (E) hydrocarbons (F) cellulose (G) cellular (H) layers of fat

A:
F
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