When working with data from an external source, what can metadata help data analysts do? Select all that apply.

Correct
Metadata helps data analysts understand the contents of a database, ensure data is clean and reliable, and understand how to combine data from more than one source.
 
Correct
Metadata helps data analysts understand the contents of a database, ensure data is clean and reliable, and understand how to combine data from more than one source.
 
Correct
Metadata helps data analysts understand the contents of a database, ensure data is clean and reliable, and understand how to combine data from more than one source.