How would you create a workflow rule to trigger a rule when a promotion occurs? Please choose the correct answer.

How would you create a workflow rule to trigger a rule when a promotion occurs? Please choose the correct answer.
A . <rule id = "rule-75"> <trueoutput>PROMOTION</trueoutput> <conditions> <and> <equal id="jobInfo.event-reason" ^ value="8" compareToNew="false7> </and> </conditions> </rule>
B . <rule id = "rule-75"> <trueoutput>PROMOTION</trueoutput> <conditions> <or> <equal id="jobInfo.employment-type" inverse="false"/> <equal id = "jobInfo.event-reason" value="8" compareToNew="true"/> </or> </conditions> </rule>
C . <rule id="rule-75"><trueoutput>PROMOTION</trueoutput> <conditions> <and> <equal id="jobInfo.event" value="8" ** ^ compareToNew="true,,/> </and> </conditions> </rule> <rule id = "rule-75"> <trueoutput>PROMOTION</trueoutput> <conditions> <and> <equal id="jobInfo.employment-type"
D . value="20" compareToNew="false"/> <equal id="jobInfo.event-reason" value="8" compareToNew="true"/> </and> </conditions> </rule>

Answer: C