How can a Citrix Administrator guarantee the availability of resource locations in a Citrix Cloud deployment?

What information from the Citrix License Server does a Citrix Administrator need in order to allocate the Citrix Virtual Desktops license file from the Citrix.com account?

Scenario: A Citrix Administrator wants to add machines to a Delivery Group. The administrator has two machine catalogs containing unallocated machines. On the screen to choose machines from machine catalogs, the administrator can see that only one machine catalog is available.
A possible cause of this issue is that the machines in the unavailable machine catalog are ________. (Choose the correct option to complete the sentence.)

Which two statements are valid when using Citrix Profile Streaming? (Choose two.)

Scenario: A user is working on a document in an HDX session and saves data on the desktop. The Virtual Delivery Agent (VDA) session abruptly crashes, causing the saved data to be lost.
Which Citrix Profile Management policy can a Citrix Administrator enable to prevent data loss?