The answer is the third one
Answer:to spread religios word and teachings!
Explanation:
The new line would support communities and military outposts on the frontier. It would give settlers safe and dependable passage west. And most importantly, it would tie new states California and Oregon to the rest of the country. it would also help deliver mail across the nation much faster
Answer:
A. Islamic religious extremism
Explanation:
Romes location affected its development because it enabled the Roman Empire to spread its kingdom to many diverse countries or places, that made it efficient and faster to conquer them and construct roads towards the Empire.