What should you do first?

You need to add VM1 and VM2 to the backend poo! of LB1.

What should you do first?
A . Create a new NSG and associate the NSG to VNET1/Subnet1.
B . Connect VM2 to VNET1/Subnet1.
C . Redeploy VM1 and VM2 to the same availability zone.
D . Redeploy VM1 and VM2 to the same availability set.

Answer: B