Ummmm D most likely maybe yes
Answer:
The Appalachian Mountains
Explanation:
The Appalachian Mountains formed a natural boundary to the west. The geography and climate of the thirteen colonies separated them into three different regions: New England, the Middle Colonies, and the Southern Colonies. New England Coast Rocky coasts are common in New England.
B Hope that helps cause that was shown towards gallipoli campaign
This is a mastery test? Sorry can't help, It is against the rules...:(