The following information is available for Carr Company:

Payment for goods during 2004 $82,000

Accounts payable, January 1, 2004 9,000

Inventory, January 1, 2004 10,400

Accounts payable, December 31, 2004 7,200

Inventory, December 31, 2004 9,700

Cost of goods sold for 2004 is

A. $79,500.

B. $80,900.

C. $87,100.

D. $88,500.