A company wants to deploy an additional Amazon Aurora MySQL DB cluster for development purposes. The cluster will be used several times a week for a few minutes upon to debug production query issues. The company wants to keep overhead low for this resource.
Which solution meets the company’s requirements MOST cost-effectively?
A . Purchas a Reserved Instance for the DB instances.
B . Run the DB instances on Aurora Serverless
C . Create a stop/start schedule for the DB instances.
D . Create an AWS Lambda function to stop DB instances it there are no active connections
Answer: D