Pong Incorporated's segmented income statement for the most recent month is given below Total StoreAStore B Sales Variable expenses $153,600 $60,200 $93,400 28,954 59,054 30,100 Contribution margin Traceable fixed expenses 94,546 69,200 30,100 21,000 64,446 48,200 $9,100$16,246 Segment margin Common fixed expenses 25,346 23,300 Net operating income $2,046 department believes that a promotional campaign for Store A costing $7,500 will increase The marketing sales by $16,400. If its plan is adopted, overall company net operating income shoulo