Question

by the early twentieth century, some anthropologists and biologists concluded that the concept of
ace\ was
justified by the increasingly scientific biological research on human beings
a cultural label invented by human beings to sort people into groups
a political liability, although the evidence was increasingly strong in its favor
a label that recognized important intellectual and biological differences among groups

Explanation:

By the early 20th - century, anthropological and biological research suggested that "race" was a social - constructed concept rather than a biological fact. It was seen as a cultural label used to categorize people.

Answer:

B. a cultural label invented by human beings to sort people into groups