Which of the following statements is true?

A. Because the cost of labor used on farms is so high, the United States exports very little of its wheat, rice and corn crops.
B. Imports and exports account for over one-half of the GDP of Belgium.
C. Japan is more dependent on foreign trade than is the United States.
D. France is the leading exporting country, accounting for 10 percent of total world exports.

Answer: B. Imports and exports account for over one-half of the GDP of Belgium.