Laker Incorporated's fiscal year-end is December 31, 2021. The following is an adjusted trial balance as of December 31. Credit Debit $ 11,300 35,500 26,500 Accounts Cash Supplies Prepaid Rent Accounts Payable Notes Payable Common Stock Retained Earnings Dividends Service Revenue Salaries Expense Advertising Expense Rent Expense Utilities Expense Totals $ 2,300 23,000 36,500 8,300 3,300 54,700 19,300 12,300 9,300 7,300 $124,800 $124,800 Required: 1. Prepare the necessary closing entries. (If no entry is required for a particular transaction/event, select "No Journal Entry Required" in the first account field.) View transaction list View journal entry worksheet No Date General Journal Debit Credit 1 December 31, 2021 Service Revenue 54,700 Retained Earnings 54,700 2 December 31, 2021 Common Stock 36,500 Advertising Expense Rent Expense Utilities Expense 12,300 9.300 7,300 3 December 31, 2021 Retained Earnings 3,300 Dividends 3,300 2. Calculate the ending balance of Retained Earnings. Retained earnings 3. Prepare a post-closing trial balance LAKER INCORPORATED Post-Closing Trial Balance December 31, 2021 Accounts Debit Credit Totals $ 0 $ 0