Final answer:
Oscar Montelius proposed the concept of culture history to understand the sequential structures of history and the relationships between cultures.
Step-by-step explanation:
Oscar Montelius proposed the concept of culture history, which aims to understand the sequential structures of history and the relationships between cultures. It recognizes that teaching only the largest and most well-known cultures leaves out the rich history and art of other civilizations. By studying the origins, modifications, and transformations of art, students can gain an in-depth understanding of different styles and cultural developments.