2. Answer both A and B questions. A. What are the differences between the Straight-Line Depreciation and Written Down Value Method? (Minimum of three sentences). B. A company has purchased a new machine on 1 October 2016 for OMR 18,000. The machine has a life of 4 years with a salvage value of OMR 2,000. Assuming that the company calculates the depreciation for each year on 31 December, Calculate: a. The depreciation expense for the years 2016 and 2017. b. Accumulated depreciation as on 31 December 2017. .. Book Value of the machine as on 31 December 2017. d Calculate the rate of depreciation using written- down-value method