What could be causing these terminations?

A Security Engineer has launched multiple Amazon EC2 instances from a private AMI using an AWS CloudFormation template. The Engineer notices instances terminating right after they are launched.

What could be causing these terminations?
A . The IAM user launching those instances is missing ec2:Runinstances permission.
B . The AMI used as encrypted and the IAM does not have the required AWS KMS permissions.
C . The instance profile used with the EC2 instances in unable to query instance metadata.
D . AWS currently does not have sufficient capacity in the Region.

View Answer

Answer: C