The minimum cardinality from the Sales event to the Services entity is most likely 1 because
A) every sale includes performing a service.
B) a service is only recorded once a sale has occurred.
C) only 1 service is provided for each sale.
D) The minimum cardinality would not be 1; it would most likely be 0.

Question

Quizplus · Accepted Answer

It is likely that every sale includes performing a service, so the minimum cardinality from the Sales event to the Services entity would be 1.

The Minimum Cardinality from the Sales Event to the Services