Cutter Enterprises purchased equipment for 60,000 on January 1, 2021. The equipment is expected to have a five-year life and a residual value of $3,900. Using the double-declining-balance method, the book value at December 31, 2022, would be:____.
a. $15,500.
b. $15,980.
c. $18,380.
d. $27,900.