You have an Azure subscription that has five virtual machines (VMs). You provision the VMs in an
availability set to support an existing web service. You anticipate additional traffic. You identify the
following additional requirements for the VMs……. You need to scale the service. What should you
recommend?

A.
P10 Premium Storage

B.
P20 Premium Storage

C.
a Basic Tier VM

D.
a Standard Tier VM

Explanation:
https://azure.microsoft.com/en-gb/documentation/articles/storage-premium-storage/#premiumstorage-scalability-and-performance-targets