Identify In which river valley did China's civilization to being?

yellow river

Explanation:

it is the yellow river and thats where it was founded by civilians

even if someone does vote because of your twitter status, there is no civic duty and would have been a more responsible citizen by not voting at all. voting should therefore not be viewed as a fulfillment of civic duty.

hope this : )

hello,

the steamboat is your answer.

it seems like its the only form of transportation on the choices.