On August 31, 2018. ABC Corp (with a December 31 year end) purchased a piece of machinery for $450,000. This machinery is used to produce inventory. The estimated salvage value of this machinery is $50,000. The estimated useful life is 5 years. ABC Corp estimates that this machinery will produce 1,000,000 units of inventory over its useful life. Actual activity for 2018-2020 is as follows: 2018: 100,000 units of inventory produced 2019: 275,000 units of inventory produced 2020: 300,000 units of inventory produced What is depreciation expense for this machinery in 2019 assuming ABC Corp uses the units-of- production method? $120,000 $180,000 ho $110,000 $150,000