In the first month of operations for Pocket Industries, the total of the debit entries to the cash account amounted to $9,000 ($5,000 investment by the owner and revenues of $4,000). The total of the credit entries to the cash account amounted to $5,000 (purchase of equipment $2,000 and payment of expenses $3,000). At the end of the month, the cash account has a(n)

a. $2,000 credit balance.

b. $2,000 debit balance.

c. $3,000 credit balance.

d. $4,000 debit balance.