Brock Corp. reports operating expenses in two categories: (1) selling and (2) general and administrative. The adjusted trial balance at December 31, 20x5 included the following expense and loss accounts: Accounting and legal fees $120,000 Advertising 150,000 Freight-out 80,000 Interest 70,000 Loss on the sale of long-term investments 30,000 Officers' salaries 225,000 Rent for office space 220,000 Sales salaries and commissions 140,000 One-half of the rented premises is occupied by the sales department. Brock's total selling expenses for 20x5 are: $400,000 $360,000 $370,000 $480,000