2. Monthly operating income data for Brown Inc. for November is presented below. Additional information regarding Brown's operations tollows the statement. Total $200,000 Sales Variable expenses. Contribution margin..84,00048,000 Traceable xed expenses Store segment margin Common fixed expeuses.. Net operating income $80,000 120,000 22.00 84,0 36,000 2000040 28,000 4.000 24,000 (4,000) Brown allocates common fixed expenses to each store on the basis of sales dollars. Management estimates that closing the Town Store would result in a ten percent decrease in Mall Store's unit sales. The operating results for November are representative of all months. A decision by Brown Inc. to close the Town Store would result in a monthly incrense (decreaseBrown's operating income of A $4,000 B S(10,800) S(4,000)