At the end of the accounting period there is usually a difference between the applied overhead and the actual overhead costs. The residual difference is usually applied to: A. Extraordinary expenses B. Materials C. Labor D. Cost of goods sold O a. Extraordinary expenses O b. Labor Oc. Materials O d. Cost of goods sold ABC Inc, applies overhead based on direct labor hours. Total estimated overhead for the year is $860,000. Total estimated labor cost is $1,400,000 and total estimated labor hours are 150,000. Calculate ABC Inc's Predetermined Overhead Rate per hour? A. 61 B.5.7 0.93 D. None