A Depositor Places $10,000 in Cash in a Commercial Bank

A depositor places $10,000 in cash in a commercial bank, where the required reserve ratio is 10 percent.The bank sends the $10,000 to its Federal Reserve Bank.As a result, the actual reserves, required reserves, and excess reserves of the bank have been increased by

A) $10,000, $9,000, and $1,000, respectively.
B) $10,000, $500, and $4,500, respectively.
C) $10,000, $1,000, and $9,000, respectively.
D) $1,000, $10,000, and $9,000, respectively.