The Wall Street Journal (newspaper) of September 23, 2014, reported a few African countries decreased "their planned purchases of corn" and "estimates are for a "smaller corn crop" than previously anticipated. From this information we can conclude that the: A. Demand for corn has decreased and the supply of corn has increased. B. Demand for corn has increased and the supply of corn has decreased. C. Demand for corn has decreased and the supply of corn has decreased. D. Demand for corn has increased and the supply of corn has increased.