Highland, Inc., an engineering firm, uses a job order costing system to accumulate client-related costs. The predetermined overhead allocation rate is 60% of staff labor cost. The work by engineers is charged to jobs at a rate of $34 per staff labor hour. A recent job for a client used 75 staff labor hours. How much was the total job cost? O A. $1,530 OB. $4,080 O C. $45 OD. $2,550