O'Neill, Incorporated's segmented income statement for the most recent month is given below. Total Company Store A Store B $300,000 $100,000 $200,000 Sales 108,000 28,000 80,000 76,000 21000 55,000 32,000 S 7,000 $25,000 Traceable fixed expenses 27,000 S 5,000 For each of the following questions, refer back to the above original data. If sales in Store B increase by $30,000 as a result of a $5,000 increase in traceable fixed expenses: the contribution margin should increase by $18,000 the segment margin should increase by $17,000 the contribution margin should increase by $12,000 the segment margin should increase by $7,000