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Identifying individual rows in a relation is based on the ___ value, and if the ___ is null, it will not be able to locate these rows

14. Identifying individual rows in a relation is based on the ___ value, and if the ___ is null, it will not be able to locate these rows.

1. Primary Key
2. Foreign Key
3. Alternate Key
4. Composite Key

Answer: A) Primary Key

Explanation:

Identifying individual rows in a relation is based on the primary key value, and if the primary key is null, it will not be able to locate these rows.