Need answer asap!

I have $10,000 in a cookie jar that I keep under my mattress. If I deposit that money in a checking account and the required reserve ratio is 10%, the actual increase in the money supply resulting from my deposit if banks hold 2% in excess reserves will be: O A. $11,200. O B. $83,333. O C. $73,333. O D. $8,800. O E. $8,333