Which of the following can be used interchangeably with MYSQL_VERSION_ID?

This question is about how to find out the version of MySQL you are using.
Here's the breakdown:
* MYSQL_VERSION_ID is a special variable that gives you the MySQL version as a single number. For example, if you have MySQL version 8.0.30, MYSQL_VERSION_ID will show you 80030.
* The other options are not valid ways to get the version information.
* LIBMYSQL_VERSION and LIBMYSQL_VERSION_ID are not standard variables in MySQL.
* MYSQL_ID doesn't exist. Therefore, the correct answer is Option C: MYSQL_VERSION_ID.
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