Needing help with these two questions! Thank you in advance.

9. Suppose the required reserve ratio is 15%. A $30 million deposit will, at most, allow an expansion of the money supply to ____.

A. $167 million.

B. $200 million.

C. $150 million.

D. $250 million.

10. Considering a recession may happen next year. Commercial banks are more conservative in their lending policies and start holding some excess reserves. Compared to a situation in which banks are not holding excess reserves, the size of the money supply will be ____.

A. depending on fiscal policy

B. larger.

C. the same.

D. smaller.