Question:
Which of the following is best supported by the passage?
-
A.
To effectively control pollution, local government should regularly review their air pollution laws. -
B.
One of the most important steps in preserving natural lands is to better enforce air pollution laws. -
C.
Scientists should be consulted in order to establish uniform limits for all air pollutants. -
D.
Human activities have been effective in reducing air pollution.
Answer the question before viewing the answer below
Correct answer: D
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