Consider this shell output and executed commands:
[root@oel7 ~]# ps aux | grep mysqld mysql 2076 3.5 24.6 1386852 372572 ? Ssl 12:01 0:01 /usr/sbin/mysqid [root@oel7 ~]# kill -15 2076 Which statement is true about MySQL server shutdown?
A. kill -15 should be avoided. Use other methods such as mysqladmin shutdown or systemctlstop mysqld.
B. kill -15 and kill -9 are effectively the same forced shutdown that risk committed transactions not written to disk.
C. kill -15 carries out a normal shutdown process, such as mysqladmin shutdown.
D. mysqld_safe prohibits commands that would harm the operation of the server. An error would be returned by the kill command.
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