What should you include in the solution?

You have an Azure Virtual Desktop host pool that runs Windows 10 Enterprise multi-session.
You need to configure automatic scaling of the host pool to meet the following requirements:
Distribute new user sessions across all running session hosts.
Automatically start a new session host when concurrent user sessions exceed 30 users per host.
What should you include in the solution?
A. an Azure Automation account and the depth-first load balancing algorithm
B. an Azure Automation account and the breadth-first load balancing algorithm
C. an Azure load balancer and the breadth-first load balancing algorithm
D. an Azure load balancer and the depth-first load balancing algorithm