A company runs a MySQL database for its ecommerce application on a single Amazon RDS DB instance. Application purchases are automatically saved to the database, which causes intensive writes. Company employees frequently generate purchase reports. The company needs to improve database performance and reduce downtime due to patching for upgrades. Which approach will meet these requirements with the LEAST amount of operational overhead?

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C. Enable a Multi-AZ deployment of the RDS for MySQL DB instance, and add a read replica.

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A. Enable a Multi-AZ deployment of the RDS for MySQL DB instance, and enable Memcached in the

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B. Enable a Multi-AZ deployment of the RDS for MySQL DB instance, and set up replication to a

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D. Add a read replica and promote it to an Amazon Aurora MySQL DB cluster master. Then enable

A company runs a MySQL database for its ecommerce application on a single Amazon RDS DB instance. Application purchases are automatically saved to the database, which causes intensive writes. Company

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