Which condition in a resource policy rule properly expresses that Cache Cleaner is disabled?

Which condition in a resource policy rule properly expresses that Cache Cleaner is disabled?

A. cacheCleanerStatus = None

B. cacheCleanerStatus = 0

C. cacheCleanerStatus = Null
D. cacheCleanerStatus = False

Reference: https://docs.pulsesecure.net/WebHelp/PPS/9.0R3/Content/PPS_Admin_Guide/System_Variables.htm