Definition: You are given a science question (hard-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.
Input: Which statement describes a harmful effect of clearing rainforests for farmland?
(A) makes more land available for local farmers (B) removes valuable habitat for local species (C) increases local groundwater levels (D) provides income for local residents
Output:
B