A company buys an oil rig for $3,000,000 on January 1, 2018. The life of the rig is 10 years and the expected cost to dismantle the rig at the end of 10 years is $600,000 (present value at 10% is $231330), 10% is an appropriate interest rate for this company What expense(s) should be recorded for 2018 as a result of these events