Answer: Amazon EC2

The correct answer is Amazon EC2 (B). Amazon EC2 provides resizable compute capacity in the cloud, allowing users to create and run virtual machines (instances) on Amazon's infrastructure. With Amazon EC2, users have full control over the operating system, database installation, and configuration. This means that the company can install and configure MySQL as they see fit, giving them complete control over their databases. Amazon RDS (A) is a managed database service that automates database administration, backup, and recovery, but it does not provide full control over the operating system and database configuration. Amazon DynamoDB (C) is a NoSQL database service and does not support MySQL databases. Amazon Aurora (D) is a MySQL and PostgreSQL compatible relational database built for cloud applications, but it is also a managed service and does not provide full control over the operating system and database configuration.

Author: LeetQuiz Editorial Team