Classify each cost of a furniture manufacturer as either product cost (PR) or period cost (PE). Cost PR or PEEEEEEEEEEE LE TET Vice president of marketing's salary Delivery expense Wood used to make tables Depreciation on office equipment Production supervisor's salary Factory insurance Corporate office rent a. PE, PE, PR, PE, PE, PR, PR b. PE, PR, PE, PR, PR, PR, PE C. PR, PE, PR, PE, PR, PE, PE d. PE, PE, PR, PE, PR, PR, PE