Refer to the following data.

Direct material used	$120,000
Selling costs	$ 10,000
Indirect labour	$ 12,000
Administrative costs	$ 15,000
Depreciation on factory equipment	$ 65,000
Direct labour	$ 34,000
Overtime premiums paid	$ 12,000
Indirect materials	$ 25,000

The conversion costs are:

Select one:

a. $ 34,000.

b. $150,000.

c. $123,000.

d. $136,000.

e. $148,000.