Part A: ABC Company produces wood, aluminum, and hard rubber versions of specialized counter tops. Their management is reviewing the product portfolio of the segmented income statement for a recent period follows: Please advise the management of the net income result if the unprofitable line of hard rubber is discontinued. (a) If none of the fixed expenses for the hard rubber line are avoidable. Given the result, should the management discontinue hard rubber line? (b) If $20,000 of the fixed expenses for the hard rubber line are avoidable. Given the result, should the management discontinue hard rubber line