Answer: It means the person was running through the corridor without anything in their arms.
Explanation: The word unencumbered means "Not having a burden". So, with this in mind, it means the person is running free of things that hold them back. They're running freely.
Answer:
This can be combined with a FANBOY conjunction. I always order cheese fries, and the reason why is because they're my favorite. Hope this helped :)
Answer:
He made sure that any political party who was against him or didn't agree with what he did were eliminated.