What is the purpose of moving a user account to a specific organizational unit $($OU$)$ in Windows Server $2019$ Active Directory?

Question $10$ options:

Moving a user account to an OU restricts it from accessing the domain controllers.

Moving a user account to an OU allows it to inherit group policies linked to the OU$.$

Moving a user account to an OU automatically applies the default domain policy.

Moving a user account to an OU helps improve network performance.