Which two tools can you use to check who last made any changes to the system?

A customer is reporting that since they last rebooted the IP Office, some of their users are not receiving calls as they did before.

Which two tools can you use to check who last made any changes to the system? (Choose two.)
A . Web-Manager
B . Monitor
C . Manager
D . System Status Application

Answer: C,D

Explanation:

References: https://downloads.avaya.com/css/P8/documents/100175142 Page: 26