Which of following is not true of U.S. manufacturing?

Which of following is not true of U.S. manufacturing?

A.The value of American manufactured goods is greater than that of any other country.

B.Manufacturing accounts for 18% of the U.S. gross domestic product.

C.Since the mid-1900's, the country's fastest-growing manufacturing areas have been in the Midwest and Northeast.

D.Since the Mid-1900's, U.S. industries have turned increasingly to automation.

正确答案是C