At the beginning of 2009, Glass Manufacturing purchased a new machine for its assembly line at a cost of $600,000. The machine has an estimated useful life of 10 years and estimated residual value of $50,000. How much depreciation would Glass record in 2009 under the double-declining balance method?

Select one:

a. $60,000.

b. $55,000

c. $120,000.

d. $110,000.