Your team is planning to host a set of EC2 Instances that will host Memcached which will be used as the Cache for several applications. As the IT admin, you need to provision the EC2 Instances. Which of the following Instance type would you provision for the underlying EC2 Instance?

Answer options:

A.Compute Optimized
B.Memory Optimized
C.Storage Optimized
D.General Purpose

Answer - B
This is given in the AWS Documentation.
Because of what the documentation clearly mentions, all other options are invalid.
For more information on Memory-optimized Instances, please refer to the below URL-
https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/memory-optimized-instances.html