Answer:
The age of the Earth is estimated to be 4.543 billion years
February 22, 1732, Westmoreland County, Virginia, VA
I believe it’s d because it makes sense and it’s the only one that accurate
Answer:
the shape of their skull
Explanation: Phrenologists were largely pseudo scientists who attempted to establish a biological basis for differences between the races. This burgeoning science was used to buttress theories of racial inferiority.