The mountain ranges were natural barriers to invading forces and stopped people from coing into india.
Western Han Dynasty.
Explanation :
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B. Back then slaves were very “useful”
Answer:
Song Dynasty
Explanation:
Although you did not present the image that this question refers to, we can say that landscape paintings were very popular in the Song dynasty, as artists were encouraged to represent the natural beauty of China. The Song Dynasty was very prominent in relation to the arts and encouraged the Chinese environment and culture to be poetically and artistically represented mainly in ceramics and painting.