How should the DevOps team accomplish this?

A patch for a vulnerability has been released, and a DevOps team needs to update their running containers in Google Kubernetes Engine (GKE).

How should the DevOps team accomplish this?
A . Use Puppet or Chef to push out the patch to the running container.
B . Verify that auto upgrade is enabled; if so, Google will upgrade the nodes in a GKE cluster.
C . Update the application code or apply a patch, build a new image, and redeploy it.
D . Configure containers to automatically upgrade when the base image is available in Container Registry.

Answer: B

Explanation:

Reference: https://cloud.google.com/kubernetes-engine/docs/security-bulletins