Exam SPLK-1001 Topic 5 Question 80 Discussion

Actual exam question for Splunk's SPLK-1001 exam
Question #: 80
Topic #: 5

Which of the following searches would return events with failurein index netfwor warn or criticalin index netops?

A. (index=netfw failure) AND index=netops warn OR critical B. (index=netfw failure) OR (index=netops (warn OR critical)) C. (index=netfw failure) AND (index=netops (warn OR critical)) D. (index=netfw failure) OR index=netops OR (warn OR critical)