24. On October 1, 2019, Swift Corporation purchased machinery for $380,000. Residual value was estimated to

be $20,000. The machinery will be depreciated over eight years using the sum-of-the-years-digits method.

What amount should Swift record as depreciation expense for 2020 on this machinery?

a. $81,805.

b. $77,690.

c. $77,500.

d. $70,000.