Required: Identify each of the costs accordingly by placing an X in the appropriate boxes. Each cost can be classified multiple times. Please tell why for each. Thank you

	Product	Period	Variable	Fixed	Direct Material	Direct Labor	Manufacturing Overhead
Oil to keep a factory machinery lubricated
Aluminum used in the manufacturing of bicycles
Fabric used in the manufacture of baseball jerseys
Wages of sewing machine operators making baseball jerseys
Janitorial supplies used in a factorys restrooms
The advertising managers salary
Copy paper to replenish the fax machine in the sales office.