The following debits (credits) appear in Axe Company's Work in Process inventory account for the month of March: balance - $2,000; direct materials - $12,000; direct labor - $8,000; manufacturing overhead - $6,400; to finished goods - ($24,000). Axe applies overhead to jobs at a predetermined rate of 80% of direct labor cost. Job No. 9, the only job still in process at the end of March, has been charged with direct labor of $1,000. The amount of direct materials charged to Job No. 9 was:A) $12,000.B) $4,400.C) $2,600.D) $1,500.