Final answer:
In the event of encountering armed break-and-enter suspects during patrol, you should evacuate to a safe location, notify authorities, set up a perimeter if possible, attempt to arrest the suspects, and disengage if they display a weapon.
Step-by-step explanation:
When you encounter break-and-enter suspects that you have reason to believe are armed with a handgun during a routine patrol, the following steps should be taken:
- Evacuate yourself to a safe location, if possible, and immediately notify your supervisor and the police.
- Set up a perimeter to prevent the armed intruder from escaping, if possible.
- Attempt to arrest the intruders but disengage if a weapon is displayed.
Therefore, the correct answer to the question would be (4) All of the above.