Which of the following VM disks would you recommend to your friend who needs to use them in production and performance-sensitive Azure Virtual Desktop environment?

Answer options:

A.Standard SSD
B.Premium SSD
C.Standard HDD
D.Transaction optimized SSD
E.Transaction optimized HDD

Correct Answer: B 
Currently, Azure managed disks offer 4 different disk types, each optimized for a specific customer scenario: Ultra disks
Standard SSDs
Premium SSDs (solid-state drives)
Standard HDDs (hard disk drives)
Option A is incorrect. Standard SSDs are optimal for web servers, lightly used enterprise applications and dev/test scenarios.
Option B is correct. Premium SSDs are best for production and performance-sensitive Azure Virtual Desktop environment.
Option C is incorrect. Standard HDDs are best for Backup, non-critical and infrequent access.
Option D is incorrect. Transaction optimized SSD is not a specific type of disk to be used for the production and performance-sensitive Azure Virtual Desktop environment.
Option E is incorrect. Transaction optimized HDD is not a specific type of disk to be used for the production and performance-sensitive Azure Virtual Desktop environment..
Reference: 
To know more about Azure managed disk types, please visit the below-given link: 

https://docs.microsoft.com/en-us/azure/virtual-machines/disks-types?WT.mc_id=AZ-MVP-5004159