Consider the following costs incurred in a recent period: 33,000 Direct Materials 12,000 Depreciation on factory equipment 23,000 Factory janitors salary 28,000 Direct Labor 9,000 Utilities for factory 16,000 Selling Exp. 34,000 Production supervisors salary 21,000 Admin Exp. What was the total amount of the period costs listed above for the period? A. $78,000 B. $71,000 C. $46,000 D. $37,000