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: 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
[A]: A


[Q]: Fact1: Animals can communicate with sounds, chemicals, or visual cues., Fact2: Unlike animal communication, properly human communication is abstract and linguistic in nature., Question: Which of the following do humans not use to communicate? (A) chemicals. (B) limb amputation (C) emissions (D) sweating (E) smoking pipes (F) dry conditions (G) visible energy (H) heat or cold
[A]: A


[Q]: Fact1: the type of material through which sound passes changes the speed at which sound travels, Fact2: Sound vibrations travel at different speeds through different materials., Question: the type of material through which sound passes changes the what? (A) vibrating mass (B) occurs over a wide range (C) passage of time (D) relationship (E) rapid changes occur (F) 70-75 degrees Fahrenheit (G) sound vibrations (H) sound of silence
[A]:
G