Question 30 Indicate how the following transaction should be recorded: Provided services to customers on account for $500. Increase Accounts Payable, $500; Increase Retained Earnings with Revenue of $500. Decrease Unearned Revenue, $500; Increase Retained Earnings with Revenue of $500. Increase Accounts Receivable, $500; Increase Unearned Revenue of $500. Increase Accounts Receivable, $500; Increase Retained Earnings with Revenue of $500.