Gough Corporation has two divisions. Domestic and Foreign. Data from the most recent month appears below:TotalCompany Domestic ForeignSales $668,000 $347,000 $321,000Variable expenses 220,530 72,870 147,660Contribution margin 447,470 274,130 173,340Traceable fixed expenses 335,000 201,000 134,000Segment margin 112,470 $ 73,130 $ 39,340Common fixed expenses 73,480Net operating income $ 38,990The break-even in sales dollars for the company as a whole is closest to:Select one: a. $502.579 b. $107.216c. $609.794d. $436.424