You need to block SSH inbound traffic on a virtual instance. Which of the following would accomplish this goal?

Question $5$ options:

Assign an explicit inbound block rule for port $22$ on the security group.

Assign a resource$-$based policy on the instance to block port $22.$

Remove the inbound allow rule from the security group for port $22.$

Remove the resource$-$based policy on the instance allowing port $22.$