thank you, its one whole problem , i upvote

1. Billed customers for fees earned, $50,080. 2. Purchased supplies on account, $2,150. 3. Received cash from customers on account, $47,080. 4. Paid creditors on account, $1,300. a. Journalize these transactions in a two-column journa amount box does not require an entry, leave it blank. b. Post the entries prepared in (a) to the fotlowing T accounts; Cash, Supples, Accounts Recelvabie, Accounts Payable, Fees Earned, To the left of eoch amount poste in the accounts, select the appropriate number to identify the transaction. Assume that the unadjusted trial balance on October 31 shows a credit balance for Accounts Receivable. Does this credit baiance mean an error has occurred