[单选题]
At the beginning of the year, Triple W Corporation purchased a new piece of equipment to be used in its manufacturing operation. The cost of the equipment was $25,000. The equipment is expected to be used for 4 years and then sold for $4,000. Depreciation expense to be reported for the second year using the double-declining-balance method is closest to:
A.$5,250.
B.$6,250.
C.$7,000.