What Happens, by Default, When One of the Resources in a CloudFormation

Multiple Choice

What happens, by default, when one of the resources in a CloudFormation stack cannot be created?

A) Previously-created resources are kept but the stack creation terminates.
B) Previously-created resources are deleted and the stack creation terminates.
C) The stack creation continues, and the final results indicate which steps failed.
D) CloudFormation templates are parsed in advance so stack creation is guaranteed to succeed.