W. S. Movers had $138,600 in net fixed assets at the beginning of the year. During the year, the company purchased $27,400 in new equipment. It also sold, at a price of $5,300, some old equipment that had a book value of $2,100. The depreciation expense for the year was $6,700. What is the net fixed asset balance at the end of the year?
A) $146,900
B) $159,300
C) $163,900
D) $157,200