Differential Analysis for a Discontinued Product The condensed product-line income statement for Porcelain Tableware Company for the month of May is as follows: Porcelain Tableware Company Product-Line Income Statement For the Month Ended May 31 negative numbers use a minus sign. negative numbers use a minus sign. Differential Analysis Continue Cups (Alt. 1) or Discontinue Cups (Alt. 2) b. Should the Cups line be retained? Explain. As indicated by the differential analysis in part (a), the income will by $ X if the Cups line is discontinued