High Availability (HA) was not initially configured when an administrator deployed an NSX Edge Service Gateway. What should the administrator do to configure the
NSX Edge with HA ?

A.
Select the NSX Edge instance from the NSX Edges view in Networking & Security.
Go to Manage> Settings> Configuration and add a NSX Edge appliance.

B.
Delete the NSX Edge instance and redeploy it with HA.
The existing NSX Edge configuration data will be lost.

C.
Delete the NSX Edge instance and redeploy it with HA.
The configuration data is retained by NSX Manager and pushed to the new NSX Edge instance.

D.
Select the NSX Edge appliance from the Virtual Machines and Templates view.
Go to Actions> All vCenter Actions> Enable HA to configure High Availability.