answer3

5. In ancient times, color can be used to distinguish levels and express identity. If you are at different levels, the colors you can used will be different.

6.Exorcise evil spirits.

7. It vividly recorded the urban landscape of Dongjing, now Kaifeng in Henan province, capital of the Northern Song Dynasty in the 12th century, and the living conditions of people of all social strata at that time. It is a witness of the prosperity of Bianjing, capital of the Song Dynasty, and also a portrayal of the Northern Song Dynasty, and also a portrayal of the urban economic situation.

8.Used to decorate pottery