The aggregate-demand curve shows the quantity of goods and services that firms choose to produce and sell at each price level.

The main policy-making body of the Federal Reserve System is the

A) Board of Governors. B) Federal Open Market Committee. C) Federal Reserve Banks. D) member commercial banks.

“To be sure, any theoretical model must be abstracted ‘from the richness and complexity of behavior.’ However, abstraction becomes falsification when it so simplifies human behavior as to leave it unrecognizable and unexplained.” Explain

Please provide the best answer for the statement.