Workers keep local checkpoints that must be uploaded before Auto Scaling termination. Cleanup may take several minutes. Which controls support graceful termination? Select 2 answers.

1. Block termination forever with no timeout or failure handling.
2. Use a termination lifecycle hook to provide a bounded wait for cleanup.
3. Delete the checkpoint before attempting its upload.
4. Increase only the launch health-check grace period.
5. Send appropriate heartbeats while work is progressing and complete the lifecycle action after verified checkpoint upload.