How Does Structured Data Information Differ from Unstructured Data Information

How does structured data information differ from unstructured data information? Choose the best answer.

A) Structured data information resides in files such as e-mails, audio, video.
B) Unstructured data information could reside in a database.
C) Structured data information is organized according to a data model while unstructured data information do not have an associated data model or metadata.
D) Structured data information do not have an associated data model or metadata while unstructured data information is organized according to a data model.
E) None of the above