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: Viruses are so small that they can be seen only with an electron microscope., Fact2: Electron microscope is developed in Germany., Question: viruses are so small that they can be seen only with a device developed where? (A) A computer (B) sunlight (C) Light (D) germany (E) retina (F) at home (G) canada (H) taiwan

A: D
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Q: Fact1: cellular respiration is when a cell converts from oxygen and carbohydrates into carbon dioxide, water, and energy, Fact2: Cellular respiration occurs in the mitochondria., Question: Where does a cell convert oxygen and carbohydrates into carbon dioxide, water, and energy? (A) Most plants (B) aerobic capacity (C) In the mitochondria (D) the body's largest organ (E) they body they live in (F) Veins and arteries. (G) Organic compounds (H) circulatory systems

A: C
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Q: Fact1: damming a river can cause a lake to form, Fact2: You can also water ski on Lake Mohave north of Davis Dam., Question: To open more areas for water skiing, engineers could (A) dam more rivers (B) to move people (C) protect them (D) vacation in Norway (E) Move to another area (F) build more snow machines (G) scrap all steam locomotives (H) Electric generators

A:
A
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