Farr Company purchased a new van for floral deliveries on January 1, 2017. The van cost $56,000 with an estimated life of 6 years and $1400 salvage value at the end of its useful life. The double-declining-balance method of depreciation will be used. What is the depreciation expense for 2017? Select one: O a. $11,200 b. $22,400 c. $16,800 d. $8,400 e. The answer does not exist