A user is creating an EBS volume. He asks for your advice. Which advice mentioned below should you not give to the
user for creating an EBS volume?

A.
Take the snapshot of the volume when the instance is stopped

B.
Stripe multiple volumes attached to the same instance

C.
Create an AMI from the attached volume

D.
Attach multiple volumes to the same instance

Explanation:
When a user creates an EBS volume, the user can attach it to a running instance. The user can attach multiple volumes
to the same instance and stripe them together to increase the I/O. The user can take a snapshot from the existing volume
but cannot create an AMI from the volume. However, the user can create an AMI from a snapshot.
http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/EBSVolumes.html