What are three criteria to narrow the view of AST? (Choose three)

A.
Specific node(s)

B.
Specific cluster(s)

C.
Specific subnet(s)

D.
Specific error code (s)

E.
Specific directory number (s)

Explanation:
Page 528 – CIPT Student Guide 3.3
You can further refine the Device Monitor aspect of AST to narrow the search characteristics to directory numbers or subnet. In addition, you may select only that you wish to monitor, such as Node or Status Reason.