Which of the following is intended to be a pair of contrast in the passage?A.Huge crowds a

Which of the following is intended to be a pair of contrast in the passage？

A．Huge crowds and lonely individuals.

B．Weather conditions and street lamps.

C．Clattering trains and peddlers" yells.

D．Moving crowds and street traffic.

请帮忙给出正确答案和分析，谢谢！