How could you identify the type pf mineral

Color hardness Streack clevage or fracture

The answer is d if you are on edgenuity. 

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!