Nantua Corporation has two divisions, Southern and Northern. The following Information was taken from last year's Income statement segmented by division: Sales Contribution margin Divisional segment margin Total Company $5,300,000 $2,300,000 $1,240,000 Southern $3,280,000 $1,440,000 $960,000 Northern $2,020,000 $860,000 $280,000 Net operating Income last year for Nantua Corporation was $530,000. In last year's Income statement segmented by division, what were Nantua's total common fixed expenses? $1,770,000 $1,060,000 $710,000 $1,950,000