Nantor Corporation has two divisions, Southern and Northern. The following information was taken from last year's income statement segmented by division: Total Company Southern Northern Sales $4,900,000 $3,040,000 $1,860,000 Contribution margin $2,100,000 $1,320,000 $ 780,000 $1,120,000 $ Divisional segment margin 880,000 $ 240,000 Net operating income last year for Nantor Corporation was $490,00. In last year's income statement segmented by division, what were Nantor's total common fixed expenses? Multiple Choice $630,000 $980,000 $1,610,000 $1,750,000