Answer:
Their profits will increase by $400
Step-by-step explanation:
Consider the incremental costs and revenues arising from the special order
Note : Fixed costs are irrelevant for this decision because the special order is being accepted within the relevant range.
Analysis of incremental costs and revenues
Sales (200 cases×$19) $3,800
Variable Cost (200 cases×$17) $3,400
Net Income / (loss) $400
Result : Their profits will increase by $400