The countrys wanted to compete against each other for power/dominace
Explanation:
She served as commander of the U.S. Naval Forces Europe, U.S. Naval Forces Africa and Allied Joint F... More
The advantage the north has is A-it had more industries, as the union could build guns, ships cannons at a faster and better rate than the south. The other answers just don't make sense as the south grew the most cotton, they both had experienced commanders, and the weather didn't have much effect. I hope this helps!