Pattie's Event Planning Service Has Just Prepared the Unadjusted Trial $\$ 6,000$

Pattie's Event Planning Service has just prepared the unadjusted trial balance,which shows the following balances: Salary expense: Debit $\$ 6,000$
Service revenues: Credit $\$ 20,000$
Interest expense: 0
Pattie's salaries are $2,000 per week and are paid out at the end of the day on Fridays.The end of the month falls on a Thursday.Patti will make the appropriate accrual adjustment and post to the ledger.The final adjusted balance of Salary payable,as shown on the adjusted trial balance,will be a:

A) credit balance of $1,600.
B) credit balance of $3,600.
C) debit balance of $3,600.
D) credit balance of $400.