Answer: A. The exportion of crops.
Explanation: The Southern states had an agricultural economy and this was why they relied so heavily on enslaved labor. They exported what are called cash crops, such as cotton.
Hilary Clinton won the popular vote
Answer:
Bull Run: First Major Battle of the Civil War
Antietam: One of the bloodiest battle
Vicksburg: Siege of a city by the Union Army that General Grant eventually won
Gettysburg: Resounding loss for the Confederates in their lone excursion into the Union
Appomattox: Surrender of the Confederates