If the fed decreases the quantity of money in circulation, interest rates investmentspending and the aggregate demand curve shifts to the

a) decrease; increases; right
b) decrease; decreases; left
c) increase; decreases; left
d) increase; decreases; right

C) increase; decreases; left

Explanation:

If the Fed decreases quantity of money in circulation, interest rate increases because banks will have less money to trade. This can also be as a result of government fixing interest rate to suck up excess money in circulation. Investment spending decreases because the cost of capital has increased. Lastly, since there is less money in circulation, demand falls, and aggregate demand curve shifts to the left.

the answer should be a)

answer///the madrid protocol;