You trained a model packaged it with a custom Docker container for serving, and deployed it to Vertex AI Model Registry. When you submit a batch prediction job, it fails with this error: "Error model server never became ready. Please validate that your model file or container configuration are valid. " There are no additional errors in the logs. What should you do?

A. Add a logging configuration to your application to emit logs to Cloud Logging B. Change the HTTP port in your model’s configuration to the default value of 8080 C. Change the healthRoute value in your model’s configuration to /healthcheck D. Pull the Docker image locally, and use the docker run command to launch it locally. Use the docker logs command to explore the error logs