Match the following terms with the appropriate definitions:

i. Primary key ii. Foreign key iii. Relational database model iv. Relationship v. Secondary key

a. Attributes not used as the primary key that can be used to identify one or more records within a table that share a common value

b. An attribute that appears as a nonprimary key attribute in one entity and as a primary key in another

c. A field included in a database table that ensures that each instance of an entity is stored or retrieved accurately

d. An association between entities in a database to enable data retrieval

e. A data management approach in which entities are presented as two-dimensional tables that can be joined together with common columns