The Four Fields of Anthropology

Describe each subfield of anthropology. Explain how each is unique while contributing to a unified field.
1) Describe cultural anthropology and how it contributes to a unified field.
2) Describe archaeology and how it contributes to a unified field.
3) Describe biological (physical) anthropology and how it contributes to a unified field.
4) Describe linguistics and how it contributes to a unified field.