can any on answer these? (I need so much help)

Answer:
The Tang and Song Dynasties had fairly similar economic policies. The lone difference was that during the Tang Dynasty, trade occurred in the city, while in the Song Dynasty, there was only trade with India along the Silk Road. In terms of similarities, they both utilized the Grand Canal for trade and transport. (number 1)
Explanation:
(number 2)
The Tang Dynasty (618-907 CE) was one of the greatest in Imperial Chinese history. It was a golden age of reform and cultural advancement which lay the foundation for policies which are still observed in China today. What describes the Tang Dynasty? The Tang Dynasty is considered a golden age of chinese arts and culture
number 3
The Chinese cities were unique cause it use to connect to major cities and allowed another of goods and crops to be allowed to transfer from the arguculture areas to the cities
hope it helps