Please answer all questions and show work.

2. Carmel Corporation is considering eliminating a department that has a contribution margin of $70,000 and $140,000 in fixed costs. Of the fixed costs, S100,000 cannot be avoided. The effect of eliminating this department on Carmel's overall net operating income would be: A. an increase of S70,000. B. a decrease of $70,000 C. an increase of $30,000. D. a decrease of $30,000. Yosemite Corporation produces a part used in the manufacture of one of its products. The unit product cost is $26, computed as follows: 13. Direct materials $10 Direct labor Variable manufacturing overhead Fixed manufacturing overhead Unit product cost $26 An outside supplier has offered to provide the annual requirement of 5,000 of the parts for only $21 each. The company estimates that 75% of the fixed manufacturing overhead cost above could be eliminated if the parts are purchased from the outside supplier. Assume that direct labor is an avoidable cost in this decision. Based on these data, the per-unit dollar advantage or disadvantage of purchasing from the outside supplier would be: A. $1 disadvantage B. $5 advantage C. $3 advantage D. $4 disadvantage