Mayo Corp. has estimated that total depreciation expense for the year ending December 31, 2018, will amount to $600,000, and that 2018 year-end bonuses to employees will total $1,200,000. In Mayo's interim income statement for the six months ended June 30, 2018, what is the total amount of expense relating to these two items that should be reported? SO $300,000 $900,000 $1,800,000