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: glass cause refraction of light, Fact2: Refraction Refraction is the bending of light rays., Question: Glass causes the _ of light (A) intensification (B) bending (C) photons (D) a wave (E) Pollution (F) blocking (G) heat (H) amplification

A: B
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Q: Fact1: Urine is the liquid waste product of the body that is excreted by the urinary system., Fact2: Mammals excrete urea in the watery form of urine ., Question: What is a waste product of the body that is excreted by the urinary system? (A) potash (B) food (C) CO 2 (D) sugar (E) urea (F) liquid (G) H 2 O (H) sulfur

A: E
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Q: Fact1: uneven heating of the Earth 's surface cause wind, Fact2: Some winds are destructive., Question: uneven heating of the Earth 's surface causes what? (A) energy (B) Greenhouse gases (C) Energy. (D) Temperature (E) flooding (F) autumn (G) global warming (H) destruction

A:
H
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