What is the difference between Cleanup and Stealth rule? Choose the best answer.

A.
Stealth rule is an extension of Cleanup rule

B.
Stealth rule is used to prevent external users from connecting to the Gateway while Cleanup rule allows the Gateway to accept all traffic not described by other rules

C.
Stealth rule is the same as Cleanup rule

D.
Stealth rule is used to prevent any user from connecting to the Gateway while Cleanup rule drops all traffic not permitted by previous rules

E.
Stealth rule is used to prevent external users from connecting to the Gateway while Cleanup rule allows the Gateway to drop al traffic not described by other rules