Which tool should a Citrix Administrator use when a user reports "event ID 1022: The Citrix Desktop Service Failed to register with any controller"?

When creating a new Delegated Administrator with a custom scope, a Citrix Administrator notices that the Full Administrator role is NOT available.
The administrator is experiencing this behavior because the custom scope _______________. (Choose the correct option to complete the sentence.)

Scenario: A Citrix Administrator needs to configure persistence on a Global Server Load Balancing (GSLB) virtual server to which a service is bound, so that the service continues to serve requests from the client event after it is disabled manually, accepting new requests or connections only to honor persistence. After a configured period of time, no new requests or connections are directed to the service and all of the existing connections are closed.
Which parameter can the administrator configure while disabling the service to achieve this requirement?

Scenario: A Citrix Administrator maintains a Citrix Virtual Apps and Desktops Site with a number of network print servers being used for all users. Currently, the print serves use native Windows drivers. No client printers are being used. New company guidelines require a reduction in the number of native drivers being used within the Site infrastructure.
Which step can the administrator take to meet the new company guidelines?

Scenario: A Citrix Administrator configured Citrix ADC with multiple admin partitions, with different resources running one each. The administrator receives an SNMP alert stating 'a Load Balanced Virtual Server is down'. When the administrator checks the Citrix ADC, the resource on the partition that was usually managed is NOT there.
Now, the administrator has to check each partition to find the load balanced virtual server that is down.
What can the administrator do to add the partition information to the SNMP traps to avoid this from happening in the future?