The answer is C: increased by 9,810;increasedby88,290.
Explanation for each option:
A. remained unchanged; remained unchanged
- This is incorrect because depositing $98,100 into the bank will affect both the required reserves and the excess reserves.
B. remained unchanged; increased by $98,100
- This is incorrect because the required reserves will change when the deposit is made.
C. increased by 9,810;increasedby88,290
- This is correct. When the 98,100isdeposited,thebankmusthold109,810. The remaining amount, $88,290, is considered excess reserves that the bank can lend out.
D. increased by $9,810; remained unchanged
- This is incorrect because the excess reserves will also increase by the amount that is not required to be held as reserves.
E. increased by 88,290;increasedby9,810
- This is incorrect because the required reserves should be 10% of the deposit, not the other way around.
Summary:
When the sheriff's office deposited 98,100intoacheckingaccount,thebank′srequiredreservesincreasedby9,810 (10% of 98,100),anditsexcessreservesincreasedby88,290 (the remaining amount after setting aside the required reserves).