A company purchased factory equipment for 2,800,000. It is estimated that the equipment will have a 280,000 residual value at the end of its estimated 5-year useful life. If the company uses the double-declining-balance method of depreciation, the amount of annual depreciation recorded for the second year after purchase would be

a. 1,120,000.

b. 672,000.

c. 1,008,000.

d. 483,840.