The Partridge Company uses job-order costing. During the month of March, the company worked on three jobs. The following information was collected for each job's Work-In-Process account for the month of March: Job A Job B Job C Beginning Balances $ 4,000 $ 3,000 $ 6,000 Direct Materials 1,000 1,600 2,000 Direct Labor 2,400 4,600 1,800 The company applies overhead at 120% of direct labor cost. The total cost of Job A at the end of March was:

A-$11,720.

B-$10,280.

C-$6,280.

D-$16,280.