please let me know the whole answers to the question.

Vaughn Ltd. incurs the following costs to make each custom-made shelf: materials of $14, labour of $18, variable overhead of $4, and fixed overhead of $6. Each shelf normally sells for $56. A customer is offering to buy 1,300 units at $42 each Vaughn will incur additional costs of $1 per shelf to imprint a logo and to pay for shipping. (a) Prepare an incremental analysis for the special order. Reject Order Accept Order Incremental Revenue and Costs Revenues Costs Net Income/(loss) (b) Should Vaughn accept the special order