Bender and Associates is a legal firm practicing family law. Many clients have cases that cover several months. Fees charged to clients are usually billed once a case has been settled. The accounting for the law firm has the following information at the end of August, 2019. Administrative Expense Beginning Work-in-Progress Billing Ending Work-in-Progress Billing Selling Expense Service Revenue Work-in-Progress Billings for the Period Prepare an income statement for the law firm for August. 125,000 380,000 420,000 42,000 780,000 520,000