Two Administrators Dave and Jon Both Manage R80 Management as Administrators

Two administrators Dave and Jon both manage R80 Management as administrators for ABC Corp. Jon logged into the R80 Management and then shortly after Dave logged in to the same server. They are both in the Security Policies view. From the screenshots below, why does Dave not have the rule no.6 in his SmartConsole view even though Jon has it his in his SmartConsole view?

A) Jon is currently editing rule no.6 but has Published part of his changes.
B) Dave is currently editing rule no.6 and has marked this rule for deletion.
C) Dave is currently editing rule no.6 and has deleted it from his Rule Base.
D) Jon is currently editing rule no.6 but has not yet Published his changes.