4) A machine is purchased on January 1,2016 , for $90,000. It is expected to have a useful life of five years and a residual value of $5,000. The company closes its books on December 31 . Under the double-declining balance method, what is the total amount of depreciation to be expensed during the 2017? (cost - A.D) 2/usecul lice A) $34,000 B) $22,400 C) $21,600 D) $22,000 (40,00040)2