When Data Has a Unique Identifier Included as Part of the Data,this

question 2

Multiple Choice

When data has a unique identifier included as part of the data,this is called a ________ key.

• A) primary
• B) natural
• C) composite
• D) normal

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Definitions:

Gross Margin Ratio

A financial metric that shows the percentage of revenue that exceeds the cost of goods sold, indicating the efficiency of a company in managing its production costs.