Sellers Construction Company purchased a compressor for $108,300 cash. It had an estimated useful life of four years and a $10,900 salvage value. At the beginning of the third year of use, the company spent an additional $6,680 related to the equipment. The company's financial condition just prior to this expenditure is shown in the following statements model Assets Equity Rev. Exp . = Net Inc. Cash Flow Cash 12,980 Book Value of Compressor 59, 600 Com. Stk. 22,300 Ret. Earn. 50,280 NA NA NA NA Required Record the $6,680 expenditure in the statements model under each of the following independent assumptions: (In the Cash Flow column, use the initials "OA" for operating activities, "FA" for financing activities, "IA" for investing activity and "NA" for no affect. Enter any decreases to account balances with a minus sign.) a. The expenditure was for routine maintenance b. The expenditure extended the compressor's life c. The expenditure improved the compressor's operating capacity Assets Stockholders' Equity RevenueE ExpensesNet Income Cash Flow Book Value of Compressor Common + Retained Earnings Cash Stock 12,980+ 59,6001 = 22,300 + 50,280 NA