The anthropologist that conducted a now-classic study of cultural variation in the 1930s was
a.
horace miner.
c.
margaret mead.
b.
napoleon chagnon.
d.
george murdock.

The correct answer is b. Margaret Mead

Explanation:

Mead in his work, refuted the idea of primitive societies, where the inhabitants were considered as children, or as if they were genetically determined to develop less advanced psychological states. She argued that human development depends on the social environment. From there, Mead observed that gender roles were very different among different societies, which led to the conclusion that these roles depend much more on culture than on biology.

i only have part a but here is the first one: - lewis and clark are born

- lewis marries sacajawea and clark is jealous  

- clark drowns lewis and then goes to jail

answer; taking detailed notes during the interview;