Answer:
i think it would be C. or D.
Explanation:
cs earths inner is hot and is full of gasses etc.
Slavery was introduced wind a Dutch ship traded African slaves for food in 1619. When White settlers were unable to find cheap labour they turn to the slaves imported from Africa.
Development of the middle class, i hope that helped
Answer:
The Compromise of 1850 was made up of five bills that ... for his work on the Missouri Compromise, was the primary creator of the Missouri Compromise.