You administer a SharePoint Online tenant that has a site that contains a document library. Users from the
Human Resource (HR) department have Contributor permissions to the site.
You need to prevent users from the HR department from accessing documents in the library.
Which permission option should you select?

A.
Stop Inheriting Permissions

B.
Grant Permissions

C.
Manage Parent

D.
Check Permissions

E.
Delete Unique Permissions

Explanation:
Select Stop Inheriting Permissions on the document library for the HR department users. This will prevent them
for accessing documents in this document library. Edit permissions for a list, library, or individual item
https://support.office.com/en-us/article/Edit-permissions-for-a-list-library-or-individual-item-02d770f3-59eb-
4910-a608-5f84cc297782