You are managing a mission-critical Cloud SQL for PostgreSQL instance. Your application team is running important transactions on the database when another DBA starts an on-demand backup. You want to verify the status of the backup. What should you do?

A. Check the cloudsql.googleapis.com/postgres.log instance log. B. Perform the gcloud sql operations list command. C. Use Cloud Audit Logs to verify the status. D. Use the Google Cloud Console.