Take the items under List A and match them with an item in List B. All items in List A are used but only once.

List A

1. Keg beer delivered by the beer distributor

2. T-shirts for an upcoming event

3. Tires in a tire shop

4. Motel rooms

5. Canned goods

6. Bottled water service

7. A gearbox used to assemble a machine

8. NFL seat tickets

9. Input shafts for the gearbox

10. The weekly delivery of products to a store

11. Airline flights

12. Car repair parts

13. Ice machine parts

14. Newspapers

15. A vending machine in a remote location

List B

A. Single period model

B. Fixed order quantity model Q model

C. Fixed time period model P model