When initiating outbound traffic to the internet from VM1, which public address is used?

You have the Azure environment shown in the exhibit.

VM1 is a virtual machine that has an instance-level public IP address (ILPIP).

Basic Load Balancer uses a public IP address. VM1 and VM2 are in the backend pool.

NAT Gateway uses a public IP address named IP3 that is associated to Subnet A.

VNet1 has a virtual network gateway that has a public IP address named IP4.

When initiating outbound traffic to the internet from VM1, which public address is used?

A. IP1

B. IP2

C. IP3

D. IP4