indicate whether each of the following statements applies to microeconomics (MI) or macroeconomics (MA):

____a. An unexpected storm in Florida had damaged the corn crops and caused the price of corn to rise.

____b. The general level of prices in the American economy is quite stable in the last year.

____c. In order to gain more market shares, American Online has offered their DSL service for free in the first three month.

____d. The unemployment rate in the United States was approaching 4% in January 2000.

____e. In the first week of February 2001, Federal Reserve increased the prime rate by 0.25%.