Question: A queue is an appropriate model for... A. ...people waiting in line to buy lunch in the cafeteria. B. ...passengers waiting to board a subway

A queue is an appropriate model for...

A. ...people waiting in line to buy lunch in the cafeteria.

B. ...passengers waiting to board a subway train. Recall that all the subway cars you have seen have 6-ft wide doors.

C. ...people riding in an elevator in a multi-storied building.

D. (a) and (b).

E. All of the above.

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