The Fundamental Cause of Agricultural Price and Income Instability in the United

The fundamental cause of agricultural price and income instability in the United States has been a(n)

A) lack of foreign demand for U.S. agricultural products.
B) lack of efficiency in the farm sector of the American economy.
C) underallocation of resources to the farm sector of the economy relative to that of the nonfarm sector.
D) overallocation of resources to the farm sector of the economy relative to that of the nonfarm sector.