A financial services company launched a new application that uses an Amazon RDS for MySQL database. The company uses the application to track stock market trends. The company needs to operate the application for only 2 hours at the end of each week. The company needs to optimize the cost of running the database. Which solution will meet these requirements MOST cost-effectively?

• AMigrate the existing RDS for MySQL database to an Aurora Serverless v2 MySQL database cluster.
• BMigrate the existing RDS for MySQL database to an Aurora MySQL database cluster.
• CMigrate the existing RDS for MySQL database to an Amazon EC2 instance that runs MySQL. Purchase an instance reservation for the EC2 instance.
• DMigrate the existing RDS for MySQL database to an Amazon Elastic Container Service (Amazon ECS) cluster that uses MySQL container images to run tasks.