Macroeconomics 20th Edition by Campbell McConnell ,Stanley Brue ,Sean Flynn

Exercise 17

Curve D a slopes downward because:
A) lower interest rates increase the opportunity cost of holding money.
B) lower interest rates reduce the opportunity cost of holding money.
C) the asset demand for money varies directly (positively) with the interest rate.
D) the transactions-demand-for-money curve is perfectly vertical.