1 points Alba plant uses a job-costing system with two direct cost categories (direct material and direct manufacturing labor) and one indirect cost pool (assembly department). Direct manufacturing labor hours is the allocation base for assembly overhead costs. Budgeted and actual amounts for assembly department are as follows: Direct material costs Direct manufacturing labor costs Manufacturing overhead costs Direct labor hours Actual Results for 2021 $1,300,000 Budget for 2021 $1,500,000 $1,200,000 $640,000 $900,000 800,000 hours 700,000 hours $1,000,000 What is the budgeted overhead rate for the assembly department? OA. $0.80 per direct labor-hour OB. 50.50 per direct labor-hour OC. 50.40 per direct labor-hour OD. $1.20 per direct labor-hour