No. 4 (3 pts.) On January 1st 2018, A manufacturing company bought a new printing machine for $500,000. The new machine should increase the company's sales by up to 20%. The company estimates that the machine will be used for 10 years, printing 1,500,000 units and has a residual value of $50,000. Assuming the company uses the What is the straight-line depreciation method, what is the net book value of the machine on the December 31, 2020 balance sheet? a. $365,000 b. $410,000 C. $320.000 d. $350,000 e. $315,000