C is not correct. The label is required, but the field's value is not.
"Optionally, incorporate a field's value by enclosing the field name in dollar signs" Splunk Workflow actions page.
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RoGr
Highly Voted 3 years agomeggido
2 years, 8 months agointension
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Most Recent 8 months, 1 week agoCactiAZ
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