All Other Things Constant,if the Interest Rate Decreases on Account

Multiple Choice

All other things constant,if the interest rate decreases on account of a monetary policy:

A) the demand for investment curve shifts to the right.
B) the demand for investment curve shifts to the left.
C) there is a downward movement along the demand for investment curve.
D) there is an upward movement along the demand for investment curve.
E) real GDP decreases.