Answer:
As the further process makes an increase in the revenue of the product the company should continue the processing to achieve an additional 3,000 revenue from product C regardless of the cost associate at splitoff point.
It will increase operating income by 3,000
Explanation:
With the given information we can derive the following using a differential analysis:
Differential revenue:
71,000 - 53,000 = 18,000
Differential cost: 15,000 (cost of further process)
Differential gain: 3,000