What happened near the end of nearly every important dynasty in the long history of china

The Chinese nation which stands today was the contribution of indo china in which it was heavily influenced by China. The culture which Chinese people followed were and is very intimate.

The dynasty of China holds the connection to the silk route. Thus in the ancient times it was the great period of communism and one of the most renowned leader of that time was the chairman Mao.

And there were millions of people who supported to make china better.

this is a good question! i'll do some research and come back when i have the answer!

the answer is c i just put d and i got it wrong so yeah its d