Which of the following is TRUE about the industry of fish farm？A．It is the newest industry

Which of the following is TRUE about the industry of fish farm？

A．It is the newest industry in the world.

B．It is developing at a fast speed every year.

C．It is at the peak of the development now.

D．It has been developing for decades.

请帮忙给出正确答案和分析，谢谢！