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Which of the following statements best defines a data dictionary? a . The data dictionary provides a detailed description of all tables in the database

Which of the following statements best defines a data dictionary?
a. The data dictionary provides a detailed description of all tables in the database created by the user and designer.
b. The data dictionary provides a detailed description of all tables in the database created by the developer and designer.
c. The data dictionary provides a detailed description of all entities in the database created by the developer and designer.
d. The data dictionary provides a detailed description of all entities in the database created by the user and designer.

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