In September, one of the processing departments at Massachusetts Corporation had beginning work in process inventory of $ 36,000 and ending work in process inventory of $47,000. During the month, some costs were added to production and the cost of units transferred out from the department was $250,000. In the departments cost reconciliation report for September, the total cost to be accounted for under the weighted-average method would be: a. 286,000 b. 297,000 c. 333,000 d. 83,000