Which two methods are available for authentication to a Unified Access Gateway? (Choose two.)

Drag and drop the TLS Configuration steps on the left into the correct sequential order on the right.

An administrator is deploying Horizon and wants to enable users to connect from the internet.
What does the administrator need to deploy?

After creating a new desktop pool that contains customization specifications, a Horizon administrator sees the following message in the VMware Horizon event database:
Provisioning error occurred for Machine Machine_Name: Customization failed for Machine Which two could be the cause of the issue? (Choose two.)

Which Horizon feature provides high availability desktops across datacenters?