The following cost data for the month of May were taken from the records of the Terrence Manufacturing Company: (CIA adapted)

Depreciation on factory equipment	$	1,000
Depreciation on sales office		500
Advertising		7,000
Wages of production workers		28,000
Raw materials used		47,000
Sales salaries and commissions		10,000
Factory rent		2,000
Factory insurance		500
Materials handling		1,500
Administrative salaries		2,000

Based upon this information, the manufacturing cost incurred during the month was:

		$78,500.
		$83,000.
		$80,500.
		$80,000.