A company needs to connect its on-premises data center to an Azure Virtual Network using a Site-to-Site connection. Which of the following would you create as part of this implementation? 

Answer options:

A.Virtual Network
B.Load Balancer
C.Application Gateway
D.Virtual Network Gateway

Answer – D 
The Microsoft documentation mentions the following. 

Option A is incorrect since this is used to create a network in Azure. 
Options B and C are incorrect since this is used to divert traffic to backend Virtual Machines. 
For more information on the Virtual Private gateway, please visit the below URL- 

https://docs.microsoft.com/en-us/azure/vpn-gateway/vpn-gateway-about-vpngateways