Proof reading：（10 处错误，每处1 分，满分10 分）

A new countryside will appearance in China a couple of years away. There will be more new farms with a certain basic knowledge of science or technology, laws and management. By then much farming techniques will have been modernized. With the help of scientists, farmers would use the latest technologies to promote agriculture without harm the environment. As a result, the yearly income of the farmers will get raising and the housing conditions will be improved as well. People will enjoy a clean, tidy and an orderly environment. Besides, the government will provide free compulsory(强制的) educate for rural kids and perfect medical care system farmers.

大西洋占大洋总面积的25%，则在扇形统计图中，大西洋对应的扇形圆心角为[ ]

A. 180°

B. 80°

C. 90°

D. 14°