Identify all relevant costs or revenue that are applicable to the decisions stated below:
Reject a special order. (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer. Any boxes left with a question mark will be automatically graded as incorrect.)

a. Contribution margin of product.
b. Sales revenue at split-off point.
c. Interference with other production.
d. Contribution margin per unit of limited resource.
e. Selling price of supplier.