During its most recent fiscal year, Dover, Inc. had total sales of $3,200,000. Contribution margin amounted to $1,500,000 and pretax income was $400,000. What amount should have been reported as variable costs in the company's contribution margin income statement for the year in question?

$1,900,000.

$2,800,000.

$1,300,000.

$1,100,000.

$1,700,000.