I believe the answer is <span>D. Both conflicts were fueled by rivalries between global superpowers.</span>
Yankee - Northerner
Secede - Break away
Border State - Slave states that bordered the northern free states during the Civil War.
Union - The states that remained under the US government during the Civil War.
Confederacy - The states that seceded from the union in order to preserve slavery.
Hope this helps! If you could mark this answer as brainliest I would really appreciate it!
The Executive Branch of Government
Another name would be B. Revisionist