Which of the following statements about U.S. agriculture is true as it relates to the past several decades?
O The prices of farm products have increased, minimum efficient scale has declined, and the supply of farm products has been stagnant.
O Minimum efficient scale has increased, the prices of farm products have declined, and the number of farms has declined.
O The demand for farm products has become both more income elastic and more price elastic.
O The demand for farm products has declined, the supply of farm products has increased, and the price of farm products has declined.