According to 19th-century phrenologists, the answers to these questions lie on the surface of the skull.
In the 19th century, phrenologists believed that the character of a person could be answered by structures on the surface of the skull.
This is what led them to believe that questions such as "are you secretive" and "how high is your self esteem" could be answered by the shape of a person's skull.
Find out more on phrenologists at https://brainly.com/question/24565892
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