The adjusted trial balance of Rocky Acre Spread Inc. on December $31,2015$ includes the following accounts: Accumulated Depreciation$$6,000$Depreciation Expense$$2,000$Notes Payable $$7,500$Interest Expense $$150$Utilities Expense, $$300$Rent Expense, $$500$Service Revenue, $$19,600$Salaries and Wages Expense, $$6,000$; Supplies, $$200$Supplies Expense, $$1\mathrm{.}200$Salaries and Wages Payable, $$600$Prepare an income statement for the month of December