A Database Engineer has been tasked with sizing a Cloud SQL instance based on the current environment workload metrics and future requirements. The current average workload metrics are as follows: 5000 queries per second during peak times 3 TB of data storage 10,000 concurrent connections 150 GB of backup storage The company is expecting a 50% increase in workload and a 20% increase in data storage over the next year. Which of the following instance configurations is the most appropriate to handle the anticipated growth while minimizing costs?