The following are the major balance sheet classifications: Current assets (CA) Current liabilities (CL) Long-term liabilities (LTL) Property, plant, and equipment (PPE) Stockholders' equity (SE) Long-term investments (LTI) Intangible assets (IA) Match each of the items to its proper balance sheet classification, shown below. If the item would not appear on a balance sheet, use "NA." Salaries and wages payable Service revenue depreciation- revenue Interest payable Goodwill Debt investments (short-term) Mortgage payable (due in 3 years) Investment in real estate Equipment Accumulated equipment Depreciation expense Retained earnings Uneamed service