You are given a science question (easy-level) and four answer options (associated with "A", "B", "C", "D"). Your task is to find the correct answer based on scientific facts, knowledge, and reasoning. Do not generate anything else apart from one of the following characters: 'A', 'B, 'C', 'D'. There is only one correct answer for each question.
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Question: The Piedmont and Coastal Plains regions in Maryland produce crops such as corn, soybeans, wheat, tobacco, tomatoes, and apples. Which environmental factor most likely influences which crops are grown in these regions?
(A) soil quality (B) wind speeds (C) bird migration (D) water temperature

Answer: A

Question: A class made a solar cooker out of a large can. What color should they paint the can in order to collect the most heat?
(A) black (B) green (C) pink (D) white

Answer: A

Question: Estuaries in Florida often have mangrove trees growing in them. The roots of the mangrove trees slow the flow of the water, which allows soil particles to settle. If people were allowed to remove the mangrove trees, how would the estuary environment most likely be affected?
(A) The amounts of nutrients in the water would decrease. (B) More habitats for fish would be established. (C) Populations of grasses would increase. (D) The risk of erosion would be reduced.

Answer:
A