Senseman Company has three potential projects from which to choose. Selected information on each of the three projects follows: Project A Project B Project C Investment required $40,600 $55,000 $53,000 Net present value of project $48,300 $75,000 $71,300 Using the profitability Index, rank the projects from most profitable to least profitable O A. A,B,C OB. B.C.A OC. CAB OD. BAC 21 Steep Enterprises machines heavy-duty brake rotors that are used on commercial airliners. Steep's management developed the following standard costs: Standard direct labor hours per rotor Standard variable overhead rate per direct labor hour $11.75 Actual activity for October Actual variable overhead costs incurred $128,400 Actual direct labor hours 10,700 Actual rotors machined 4,000 What is the variable manufacturing overhead efficiency variance in October? O A. $2,675 favorable O B. $2,675 unfavorable OC. $27,025 unfavorable OD. $27,025 favorable