The EMD Locomotive Manufacturing Corporation reports production costs for the current accounting period as follows 23. Direct Materials used Direct Labor incurred Factory Overhead incurred Operating Expenses $375,000 $250,000 $400.000 S145,000 The EMD Locomotive Manufacturing Corporation's period costs for the current accounting period amount to a. $375.000 b. $250,000 c. $400.000 d. $145,000