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For N = 3,what Are the Possible Sublevels

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For n = 3,what are the possible sublevels?


Definitions:

Primary Key Field

A special field in a database table used to uniquely identify each record within the table.

Primary Key Field

A unique identifier for each record in a database table, used to ensure data integrity.

CustomerNumber

A unique identifier assigned to a customer for identification and record-keeping purposes within a database.

IdentificationNumber

A unique identifier assigned to individuals, items, or entities for the purpose of tracking, identification, or verification.

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