The answer is C hope this helps
possibly detente? since it's under history
A African Slaves because at that time the south was popular for African slaves
If you mean monarch and are thinking of the British then it is the Magna Carta.
Historians are researchers of the past or people who understand the history of people. With this field, they must possess qualities such as being unbiased, patient, efficient reader, has a knack for logic and critical thinking and reasoning, disciplined, open-minded, resourceful, with good analytical ability, good reasoning skills and problem solving.