Refer to the exhibit.

An administrator wants to centralize administrative access to the Aruba Mobility Controllers (MC) and Mobility Master (MM). ClearPass is set up and the preferred authentication protocols is TACACS+. Where should the administrator perform this configuration in the MM hierarchy shown in the exhibit?

Refer to the exhibit.
An administrator wants to verify the operation of MultiZone in a network. The administrator uses the command show ap debug multizone to generate the output shown in the exhibit.
Based on the output, which statement is true?

An administrator purchases a pair of Mobility Masters (MM) and wants to deploy 16 Virtual Mobility Controllers (VMCs). What is the minimum number of clusters that the administrator needs to implement to support the number of VMCs?