Which of the following scenarios is a reason to use an AWS managed database service rather than a database hosted on an EC2 instance?
You need a database environment quickly without investing time in setting up and maintaining the database software.
You are responsible for complying with specific regulatory requirements that demand physical control over the database hardware.
You require full administrative control over the underlying operating system and the database software.
Your application requires custom database patches that are not supported by the managed database service.