Yes, this is true!
You should genereally use sources for anything you say if it's not your original idea - this way you can avoid being accused of plagiarism.
One exception is common knowledge - so you don't have to provide sources for example for what a capital of a certain country is.
Answer: Tamaaaaaaaaaaaaaaa
I belive the answer is B.Longitude.
Answer:
The first one I believe is B and the second question would be terrorism
Explanation:
I hope this helps, and I may be wrong, so sorry!
<span>Geography effected the British advance on Philadelphia as the Appalachian mountains boarder's Philadelphia making it hard for British troops to get to Philadelphia. The climate and cold weather also had an effect on British troops.</span>