E9-4 At the beginning of 2018, Lindy Weink, the controller of Lafreniere inc, reviewed the expected useful life and residual value of two of the company's machines and proposed changes as follows: Instructions (a) Calculate the annual depreciation for each asset using the straight-line method and the original useful life and residual value. (b) Calculate the accumulated depreciation and carrying amount of each asset on December 31, 2017. (c) If the company accepts Lindy's proposed changes in useful life and residual value, will depreciation expense for each asset in 2018 be higher or lower than depreciation expense in 20177 Explain