PLZ I NEED AN ANSWER FAST! How does the Federal Reserve control the money supply?

by increasing or decreasing the supply of goods or services, buying or selling foreign debt, or raising or lowering the annual percentage rate

by raising or lowering the discount rate, raising or lowering the reserve requirement, or buying or selling government bonds and Treasury bills

by minting more or less paper currency, buying or selling foreign currencies, or raising or lowering the federal budget

by insuring or not insuring deposits, increasing or decreasing surplus spending, or raising or lowering federal taxes