Identify the Attribute Below That Would Not Make a Good

question 21

Multiple Choice

Identify the attribute below that would not make a good primary key.

• A) birthdate
• B) social security number
• C) a unique number automatically generated by the system
• D) cell phone number

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Definitions:

Projected Sales

The estimated amount of sales revenue a company expects to earn in a future period, based on market analysis and sales trends.