A development team uses AWS CodeDeploy to deploy software changes to Amazon EC2 instances. The deployments begin to fail. The team traces the problem to a specific EC2 instance. The CodeDeploy agent's log file contains the following error message:
InvalidSignatureException Signature expired: |time| is now earlier than |time|
What is the underlying cause of this issue?

A. The development team signed the CodeDeploy revision after the team created the deployment.
B. The development team signed the CodeDeploy revision with a key that was not valid.
C. The deployment did not finish within the specified time frame.
D. The date setting or the time setting on the EC2 instance is not correct.