As towns are established... along the rivers Savannah and
Alatamaha, they will make such a barrier as will render the southern
frontier of the British Colonies on the Continent of America, safe
from Indian and other enemies.
-General James Oglethorpe, 1733
Which human geographic factor most likely prompted this observation?
F The number of Quakers living in British colonies
G The Caribbean slave trade with British colonies
H The number of religious sects in the British colonies
J The Spanish land claims close to the British colonies