A virtual machine template is accidently removed from the vCenter Server Inventory.
Which method would be used to recover the template back into the environment?

A.
Use the datastore browser to locate the template, then right click and add the .vmtx file to inventory.

B.
Use the datastore browser to locate the template, then right click and add the .vmx file to inventory.

C.

D.

Explanation:
Using the Managed Object Browser and adding the template from the ManagedObjectReference:GuestFileManager object.
Using the Managed Object Browser and adding the template from the ManagedObjectReference:VirtualDiskManager object.

Templates are associated with hosts, and the only way to regain or register templates after removing and adding a host is to use the datastore browser to locate the
template. Then use the inventory wizard to name and register the .vmtx file as a template back into vCenter Server.
https://pubs.vmware.com/vsphere-4-esx-vcenter/index.jsp?topic=/com.vmware.vsphere.bsa.doc_40/vc_admin_guide/
working_with_templates_and_clones/t_regain_templates.html