Data Modeling with ER Model - General Questions (3)

Which type of entity represents an actual occurrence of an associated generalized entity?

In a one-to-many relationship, the entity that is on the one side of the relationship is called a(n) ________ entity.

Which type of entity cannot exist in the database unless another type of entity also exists in the database, but does not require that the identifier of that other entity be included as part of its own identifier?

Which of the following indicates the maximum number of entities that can be involved in a relationship?