Which of the Following Statements About World Trade Flows Is

Which of the following statements about world trade flows is most accurate?

A) The United States is the world leader in terms of GDP (gross domestic product) .
B) The relative position of the United States as a supplier to the world has increased because of an absolute growth in exports.
C) The United States is running a continuing trade surplus because it has the world's largest gross domestic product.
D) The United States' relative role as an exporter has decreased in the area of aerospace during the past five years.
E) During the past 30 years, the relative position of the United States in terms of GDP has remained stable despite the fact that actual value of products and services has increased.