Answer:
B. Calhoun convinced south Carolina to secede from the union
Prince Henry the Navigator was the Portuguese prince and patron of sea expeditions who played a key role in the search for routes to Asia.
Answer:
The contact and relationship between the two always seemed to go back and forth from a peaceful relationship to one with hostility. However complex their relationship was, Egypt and Nubia both developed through political, economic, and cultural means depending on who held power at the time
Explanation: please give brainliest
