What would be a good step to have in the procedures for a situation like this?

The network team has well-established procedures to follow for creating new rules on the firewall. This includes having approval from a manager prior to implementing any new rules. While reviewing the firewall configuration, you notice a recently implemented rule but cannot locate manager approval for it.

What would be a good step to have in the procedures for a situation like this?
A . Have the network team document the reason why the rule was implemented without prior manager approval.
B . Monitor all traffic using the firewall rule until a manager can approve it.
C . Do not roll back the firewall rule as the business may be relying upon it, but try to get manager approval as soon as possible.
D . Immediately roll back the firewall rule until a manager can approve it

Answer: D