Scary Skull, a manufacturer, produces speakers for movie theaters. Listed below are selected cost items for the production of 600 units. Classify each cost by filling in the blank with of the following: Product cost - direct material Product cost - direct labor Product cost - factory overhead Period cost-selling expense Period cost - administrative expense . . . . Engineer salaries who design the speakers A Wood for speakers A Wages for workers in the factory cafeteria Wages to speaker electronics installers A Factory utilities A Depreciation on computers for designing the speakers Depreciation on computers used in the administrative office A Salaries for legal team A Depreciation of sales computers A Factory supplies used (indirect) A/ 13 A/