Answer:
D the president plays no formal part
Explanation:
Once a slave ship had a full cargo of enslaved Africans, the captain would set out on the next leg of the journey. This leg, called the Middle Passage , took the Africans away from their homeland, across the Atlantic Ocean to the Americas.
C; he supported an industrial nation which happened to be centered in the north.
It didn't. the civil war was in the 1860's while the industrial revolution was at the turn of the 20th century.