Question - Below is the activity in Salem Inc's Work In Process and Finished Goods accounts (could be incomplete) for the month of January :

Work In Process -

Beg Balance: 1,000

Direct Materials Used: 15,000

Direct Labor Incurred: 7,000

Applied Manufacturing Overhead: 3,500

Transfer to Finished Goods: ??

Finished Goods -

Beginning Balance: 250

Ending Balance: 400

What is the cost of goods sold for Salem for January?

A) 17,700

B) 7,800

C) 17,550

D) 24,500

E) None

Please show detailed help with answer and steps. Thanks.