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: Temperature falls from lower to higher altitudes., Fact2: If the weather is warm, their temperature rises., Question: What falls from lower to higher altitudes? (A) warm weather (B) sun's heat (C) rainfall (D) heat energy (E) kinetic energy (F) water vapor (G) colder and wetter (H) Greenhouse gasses
[EX A]: A

[EX Q]: Fact1: an egg requires warmth to survive, Fact2: Inside the egg, the developing rattlesnake is nourished by the yolk of the egg., Question: a developing rattlesnake requires what to survive (A) warmth (B) companionship (C) nutrients (D) shade (E) desert (F) food (G) energy (H) air
[EX A]: A

[EX Q]: Fact1: a solar panel converts sunlight into electricity, Fact2: Electricity is electrons in motion., Question: what does a solar panel convert sunlight into? (A) adding heat (B) heat energy (C) deoxyribonucleic acid (D) electromagnetic energy (E) rays or beams (F) activation energy (G) Solar energy (H) electrons in motion
[EX A]:
H