Frames incorporated budgeted two and one half hours of direct labore 1000 per hour to produce 650 units of product The 650 unts were completed using 1.000 hours of direct laborat SIT 50 per hour What is the direct labor efficiency variance? OA 52013.00 un avorable OB. 51.750 60 favorable OC 52013.00 favorable OD 51.750.00 un avorable