When Performing a Regular Expression (Regex) Field Extraction Using the Field

Multiple Choice

When performing a regular expression (regex) field extraction using the Field Extractor (FX) , what happens when the require option is used?

A) The regex can no longer be edited.
B) The field being extracted will be required for all future events.
C) The events without the required field will not display in searches.
D) Only events with the required string will be included in the extraction.