Everything Else Remaining Unchanged,what Is Likely to Happen to the Equilibrium

Multiple Choice

Everything else remaining unchanged,what is likely to happen to the equilibrium real interest rate and the equilibrium quantity of credit if the credit supply curve shifts to the left?

A) Both the equilibrium rate of interest and quantity of credit will increase.
B) Both the equilibrium rate of interest and quantity of credit will decrease.
C) The equilibrium rate of interest will increase, and the equilibrium quantity of credit will decrease.
D) The equilibrium rate of interest will decrease, and the equilibrium quantity of credit will increase.