Using the information below, the product cost per unit under absorption costing is:

Units produced	1,000
Variable Costs
Direct materials	$8 per unit
Direct labor	$7 per unit
Variable overhead	$6 per unit
Variable selling and administrative	$2.00 per unit
Fixed overhead	$4,000
Fixed selling and administrative	$1,000

A. $25

B. $10

C. $15

D. $20