$1.$ Using the following description, prepare a business process model using BPMN to

describe the interactions between a Starbucks barista and a customer at a Starbucks

branch:

A Starbucks customer entered the drive$-$through lane and stopped to review the menu.

He then ordered a Venti coffee of the day and a blueberry muffin from the barista. The

barista recorded the order in the cash register. While the customer drove to the window,

the barista filled a Venti cup with coffee, put a lid on it$,$ and retrieved the muffin from the

pastry case and placed it in a bag. The barista handed the bag with the muffin and the hot

coffee to the customer. The customer has an option to pay with cash, credit card, or

Starbucks gift card. The customer paid with a gift card. The barista recorded the payment

and returned the card along with the receipt to the customer.

a$.$ Briefly describe the purpose of the model. @ LO $4-5$