Explanation

Box 1: No
User1 is a member of the Authenticated Users group which has the Add workstations to domain user right.
However, with the Add workstations to domain user right, you are restricted to joining a maximum of 10 computers to the domain.
Box 2: No
User2 is a member of the Authenticated Users group which has the Add workstations to domain user right.
User2 is also a member of the Device Managers group which is granted the Create Computer objects permission for the Computers container of the domain. The Create Computer objects permission overrides the
10-computer limit imposed by the Add workstations to domain user right so User2 can join more than 10 computers to the domain.
Box 3. Yes
User3 is a member of the Authenticated Users group which has the Add workstations to domain user right.
User3 is also a member of the Help Desk group which is granted the Create Computer objects permission for the Computers container of the domain. The Create Computer objects permission overrides the 10-computer limit imposed by the Add workstations to domain user right so User3 can join all the computers to the domain.