Which statement accurately describes Silk Road era trade during the Tang and Song periods?

Which statement accurately describes Silk Road era trade during the Tang and Song periods?

• A. Trade was limited to China with no influence elsewhere.
• B. The era saw no technological innovation.
• C. Trade networks across Eurasia expanded, aided by safe routes and shared goods, technologies, and ideas.
• D. Islamic law prevented trade along the routes.

Answer: (C)