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: erosion of soil has a negative impact on the environment, Fact2: Much of the landscape is scarred by severe soil erosion., Question: What is scarred by a negative impact on the environment? (A) mines (B) deforestation (C) skin (D) bushes (E) water (F) landscape (G) coastlines (H) clouds
[A]: F


[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: a windmill converts wind energy into electricity primarily by using mechanical energy, Fact2: Today, new kinds of windmills, called wind turbines, generate electricity., Question: What type of energy does a wind turbine use to convert wind energy? (A) energy (B) unidirectional (C) mechanical (D) thrust (E) waves (F) rays or beams (G) direct energy (H) adding heat
[A]:
C