What is the correct description of each of these commands?

The following commands are available in the Linux binary distributions of Mysql: Mysqld
Mysqld_safe Mysql.server What is the correct description of each of these commands?

A.
Mysqld is the server. Mysqld_safe is a shell script that invokes mysqld. Mysql.server is a
wrapper for mysql_safe.

B.
Mysqld is a shell script that starts mysql.server. Mysqld_safe causes the server to start
up in data recovery mode. Mysql.server is the server.

C.
Mysqld is the server. Mysqld_safe causes the server to start up in data recovery mode.
Mysql.server is a wrapper for mysqld_safe.

D.
Mysql, mysqld.safe, and mysql.server reside in different locations but are all symlinked to
the same script.