Which of the following must be included in the syslogd configuration file

Which of the following must be included in the syslogd configuration file, so that ONLY kernel related messages with the priority crit are reported?

A.
kern.crit

B.
kern.*=crit

C.
kern.-crit

D.
kern.=crit

E.
kern.krit

Explanation:
man syslogd