Which of these would most likely be studied by an anthropologist?

the relationship between apes and chimpanzees
the formation of the first languages that were developed
the cause of the Plague during the Middle Ages
the location of an earthquake’s epicenter

The formation of the first languages that were developed would most likely be studied by an anthropologist.

The study of human cultures, societies, and behavior is the domain of anthropology. Among the options you provided, the formation of the first languages would be the most likely subject for anthropological study. Anthropologists often examine how languages evolve, develop, and shape human communication and culture.