XYZ Company had the following information available for the last year: manufacturing overhead for the year was estimated to be OMR255,000; actual manufacturing overhead for the year was OMR250,000; actual direct labor-hours for the year were 13,010 hours; manufacturing overhead for the year was overapplied by OMR10,200. Predetermined overhead rate is based on direct labor-hours. What was the estimated direct labor-hours for the year? Select one: a. 12,750 O b. None of the answers given O c. 14,250 d. 13,250