You are the team leader and chairing a team session. You need to enrich the knowledge of your team members regarding Azure Bastion. Which of the following statements are true about Azure Bastion that you can use while describing the Azure Bastion? (Select all the applicable)

Answer options:

A.Azure Bastion is a new Azure Platform service that can be leveraged to enable external access to your resources in Azure IaaS (Infrastructure-as-a-Service).
B.Azure Bastion can’t be used to provide secure SSH connections to all VMs in the virtual network.
C.Bastion service is currently available for East US and West US Azure DC regions but not for South Central US.
D.Azure Bastion works on port 443.
E.A Baston resource can be created using Azure Portal.

Correct Answers: A, D and E 
Azure Bastion is a new Azure Platform service that can be leveraged to enable external access to your resources in Azure IaaS. The following diagram shows the working of Azure Bastion from an architectural perspective: 

Option A is correct. Azure Bastion is a new Azure Platform service that can be leveraged to enable external access to your resources in Azure IaaS (Infrastructure-as-a-Service).
Option B is incorrect. Azure Bastion can also be used to provide secure SSH connections to all VMs in the virtual network, for example Linux resources in your Azure IaaS environment.
Option C is incorrect. Bastion service is available for the Azure DC regions like West US, East US, West Europe, South Central US, Australia East, and Japan East.
Option D is correct. Azure Bastion works on port 443. It is the only port that you should open from the outside to the inside over NSG (Network Security Group). 
Option E is correct. A Bastion host resource can be created in two ways: using the Azure portal and in the Azure portal using existing VM settings.
Reference: 
To know more about Azure Bastion, please visit the below-given link: 

https://techcommunity.microsoft.com/t5/azure-virtual-desktop/learn-here-how-to-manage-your-windows-virtual-desktop-host-pools/m-p/783620