The Cosmo Corporation manufactures and assembles office chairs. Cosmo uses an activityminusbased costing system to allocate all manufacturing conversion costs. Each chair consists of 15 separate parts totaling$125 in directmaterials, and requires 2.0 hours of machine time to produce. Additional informationfollows:

Activity	Allocation Base	Cost Allocation Rate
Materials handling	Number of parts	$1.75 per part
Machining	Machine hours	$2.00 per machine hour
Assembling	Number of parts	$0.50 per part
Packaging	Number of finished units	$2.75 per finished unit

What is the cost of assembling perchair?

A.

$5.50

B.

$4.00

C.

$26.25

D.

$7.50