Activities that indiscriminately impose costs on others are externalities

Which of the following statements is not correct?

A. A price ceiling set at $9 would result in a surplus. B.A price floor set at $14 would be binding, but a price floor set at $8 would not be binding. C.A price ceiling set at $8 would be binding, but a price ceiling set at $12 would not be binding. D. A price floor set at $11 would result in a surplus.

Suppose that from a new checkable deposit, First National Bank holds eight million dollars on deposit with the Federal Reserve, nine million dollars in excess reserves, and faces a required reserve ratio of ten percent

Given this information, we can say First National Bank has ________ million dollars in required reserves. A) one B) two C) nine D) ten