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4. Assuming no change in cost structure, if sales would have been $10,000 higher in each segment in 2020, what would the net income have been for StayLong? a $50,000 b. $44,500 c. $53,000 d. $47,000 e. $42,667 5. If Division M had been closed at the beginning of October, net operating income would have been: a $55,000 b. ($35,000), c. $15,000. d. $43,333 6. Beneke Company has segmented its income statement into its four geographic regions. Last month, one of the regions reported sales of $140,000, contribution margin of $56,000, and segment margin of $21,000. If this segment can increase its sales by $10,000 next month, by how much will company net operating income increase, assuming no changes the company's cost structure? a. $6,000 b. $4,000 c. $1,500 d. $10,000