Question

estion Question text With respect to an Entity Relationship Diagram (ERD) which of the following statement(s) is/are correct? Select one or more: A. A ternary relationship describes a simultaneous relationship among the instances of three entity types. B. A strong entity is an entity type that associates the instances of one or more entity types and contains attributes that are peculiar to the relationship between those entity instances. C. A weak entity is an entity that exists independently of other entity types. D. Attributes whose values are calculated from related attribute values are inc