Determine the amount of manufacturing/product costs given the following information: Depreciation on a factory building Telephone expense in factory office Telephone expense in sales showroom Factory foreman's salary Maintenance costs for the factory Maintenance costs for the sales showroom Multiple Choice O $11,980 $10,270 $8,070 $9,830 $3,650 $ 920 $1,050 $4,600 $1,100 $ 660