Answer:
Explanation:
Relations between British colonists and Native Americans, which had been severely strained during the French and Indian War, reached a new low during Pontiac's Rebellion. ... The British government also came to the conclusion that colonists and Native Americans must be kept apart.
Scientists like Einstein, Bethe, Fermi, Teller, and Bloch emigrated from "Germany" in order to escape persecution and pursue scientific research, since this took place during the rise of the Nazi Party, which was highly anti-Semitic.
B is the answer to your question
C the desert is right answer