Question

Pilar uses a unique product number for each product in her inventory. she makes the product number ____.

Answer 1

Based on the question, Pilar was creating a database for her business.
The choices are: a. a table b. the primary key c. a database d. a record

I believe the answer is b. the primary key.

A primary key is a known as a unique record used in creating a license number or a telephone number. This is used in a relational database where there is only one primary key used as