It is estimated that 16% of the cost of goods sold represents fixed factory overhead costs and that 20% of the operating expenses are fixed. Because Mango Cola is only one of many products, the fixed costs will not be materially affected if the product is discontinued. a. Prepare a differential analysis dated February 29 to determine whether Mango Cola should be continued (Alternative 1 ) or discontinued (Alternative 2 ). If an amount is zero, enter 0 ". If required, use a minus sign to indicate a loss. b. Should Mango Cola be retained