The correct answer is: C. Amazon Relational Database Service (RDS).
Amazon RDS is a fully managed database service that makes it easy to set up, operate, and scale a relational database in the cloud. It provides you with six familiar database engines to choose from, including Amazon Aurora, PostgreSQL, MySQL, MariaDB, Oracle, and Microsoft SQL Server.
With Amazon RDS, you can create an instance of the MySQL database to support your Web sites. You can choose the size and type of instance that best meets your needs, and you can easily scale your database up or down as your needs change. Amazon RDS also provides you with a number of features that make it easy to manage your database, including automated backups, point-in-time recovery, and replication.
Here is a brief explanation of each option:
- A. Amazon Elastic Compute Cloud (EC2) is a service that provides resizable compute capacity in the cloud. You can use EC2 to launch instances of your applications, and you can choose from a variety of instance types to meet your needs. EC2 also provides you with a number of features that make it easy to manage your instances, including security groups, Elastic Load Balancing, and Auto Scaling.
- B. Amazon Simple Queue Service (SQS) is a service that enables you to decouple and scale microservices, distributed systems, and serverless applications. SQS provides a fully managed message queuing service that enables you to send, receive, and store messages between applications.
- C. Amazon Relational Database Service (RDS) is a fully managed database service that makes it easy to set up, operate, and scale a relational database in the cloud. It provides you with six familiar database engines to choose from, including Amazon Aurora, PostgreSQL, MySQL, MariaDB, Oracle, and Microsoft SQL Server.
- D. Amazon Simple Storage Service (S3) is an object storage service that offers industry-leading scalability, data availability, security, and performance. S3 provides a simple web service interface that you can use to store and retrieve any amount of data from anywhere on the web.