Which of the Following Describes the Uniqueness Data Quality Characteristic

Multiple Choice

Which of the following describes the uniqueness data quality characteristic?

A) The degree to which all the required data is present in the data collection
B) The characteristic that requires each real-world instance to be represented only once in the data collection
C) The extent to which data correctly reflects the real world instances it is supposed to depict
D) The extent to which the data properly conforms to and matches up with the other data