A company purchased factory equipment on April 1, 2014 for $160,000. It is estimated that the equipment will have a $20,000 salvage value at the end of its 10-year useful life. Using the straight-line method of depreciation, the amount to be recorded as depreciation expense at December 31, 2014 is

a. $16,000.

b. $14,000.

c. $10,500.

d. $12,000.