I believe the answer is "sectional tensions"
It did help lower shipping costs, and it did bring prosperity to towns, so it's either A or C, and I'm pretty sure it helped unite the growing country.
Answer:
Deltas
Explanation:
Deltas with this triangular or fan shape are called arcuate (arc-like) deltas. The Nile River forms an arcuate delta as it empties into the Mediterranean Sea.
Answer:
What is the text of the letter???
Explanation:
Answer: It was for protection from artillery, and advancements in weapon technology that caused ww1 to be fought in the trenches
Explanation:
Answer:
It has changed mechanical engineering and helped other inventions be created.
Explanation: