I'm not for sure but I think it's before the lands were thought to be separated and it was one big piece of land.
The French experienced a revolution in their homeland in the early 1800s, and Britain experienced revolution through its American colonies in the 1700s.
The Union lost 23,049 and the Confederates lost 28,063
I think the correct answer from the choices listed above is option C. Europeans hadn't used maritime routes before the age of exploration because they focused on exploring Europe for gold, silver, and other precious metals. Hope this answers the question. Have a nice day.