Which of the following statements about deer populations is supported by the information i

Which of the following statements about deer populations is supported by the information in paragraph 4？

A．Deer populations reached their highest point during the 1940s and then began to decline.

B．The activities of settlers contributed in unexpected ways to the growth of some deer populations in later times.

C．The clearing of wilderness land for construction caused biotic changes from which the black-tailed deer population has never recovered.

D．Since the 1940s the winter populations of deer have fluctuated more than the summer populations have.

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