【单选题】An increase in the money supply leads to______.
A.
a decline in interest rates, a decrease in investment, and an increase in AD
B.
a decline in interest rates, an increase in investment, and a decrease in AD
C.
a decline in interest rates, an increase in investment, and an increase in AD
D.
an increase in interest rate, an increase in investment, and an increase in AD
E.
an increase in interest rate, a decrease in investment, and a decrease in AD