Which tow statements are TRUE of data-level security?

Which tow statements are TRUE of data-level security?

A.
Data-level security allows control over data seen by an end user in report.

B.
Defining user and group access allows you to control data-level security

C.
Data-level security requires separate reports for each user in order to display different results for each user.

D.
Data-level security is implemented using only two prebuilt initializationblocks(Primary Owner ID and Primary Position ID)