For development purposes, you deploy several virtual machines in an Azure subscription.
Developers report that the virtual machines fail to access each other. You export the virtual network
configuration for the subscription as shown in the following output:

You need to modify the network configuration to resolve the connection issue. What should you
modify?

A.
the IP address range of Subnet-1

B.
the IP address range of the gateway subnet

C.
the IP address of the DNS server

D.
the site of the virtual network