In the First Month of Operations, the Total of the Debit

In the first month of operations, the total of the debit entries to Delaney Company's cash account amounted to $2,100 and the total of the credit entries to the company's cash account amounted to $1,400. The balance of the cash account at the end of the month is a

A) $2,800 credit balance.
B) $2,100 debit balance.
C) $700 debit balance.
D) $700 credit balance.