a. Prepare a differential analysis dated October 6 on whether to sell regular Columbian (Alternative 1) or process further into Decaf Columbian (Alternative 2). For those boxes in which you must enter subtracted or negative numbers use a minus sign. Differential Analysis Sell Regular Columbian (Alt. 1) or Process Further into Decaf Columbian (Alt. 2) October 6 Process Revenues Costs Income (Loss) Sell Regular Columbian (Alternative 1) Further into Decaf Columbian (Alternative 2) Differential Effect on Income (Alternative 2) b. Should Zing sell Columbian coffee or process further and sell Decaf Columbian? c. Determine the price of Decaf Columbian that would cause neither an advantage nor a disadvantage for processing further and selling Decaf Columbian. Round your answer to two decimal places. per pound