Aaker Company, which has only one product, has provided the following data concerning its most recent month of operations:

Selling price	$99
Units in beginning inventory	0
Units produced	6,300
Units sold	6,000
Units in ending inventory	300
Variable costs per unit:
Direct materials	$12
Direct labour	$42
Variable manufacturing overhead	$6
Variable selling and administrative	$6
Fixed costs:
Fixed manufacturing overhead	$170,100
Fixed selling and administrative	$24,000

What is the total contribution margin for the month under the variable costing approach?

• $198,000.

• $72,000.

• $27,900.

• $234,000.