Why did early Chinese civilizations and dynasties thrive for thousands of years with little outside influence?

A: The Great Wall prevented invasions

B: the Chinese did not need to trade for goods and resources

C: mountains and deserts provided natural barriers

D: China is protected by water on all sides

C: mountains and deserts provided natural barriers

Explanation:

The Chinese culture, as per the myth, is introduced with the three unique sovereigns: Fuxi, Shennong lastly the Yellow Emperor Huang, the last considered as the genuine creator of the way of life. Nonetheless, there are no chronicled records that exhibit the genuine presence of these personalities, which as indicated by the oral transmission from age to age, would have lived around 5000 to 6000 years prior.

This civilization had little impact in its beginnings because of the great number of internal issues that had as it was the time called The Warring States Period, in which many kingdoms battled for power, it ended with the unification of China by the Qin line in 221 a. C.

C: Mountains and deserts provided natural barriers