The trees and hedges, the grass and wild flowers in the foregrou

The trees and hedges, the grass and wild flowers in the foreground, all suggest that Nature has not been forced into obedience.
A、... Nature has no power to compete with human beings.
B、... people have the power to change the natural surroundings.
C、... Nature does not need to be changed to satisfy human beings.
D、... the environment still keeps its natural state despite man’s activity.
【正确答案】：D