Bremo Power facility will turn the old coal storage area into a grass field because______.

Bremo Power facility will turn the old coal storage area into a grass field because______.

A．no trains will deliver coal to the plant

B．the plant"s coal conveyor is not in use

C．the natural environment of the plant needs improving

D．coal will not be used any more to power the plant

请帮忙给出正确答案和分析，谢谢！