What was chinas motive in joining world war 1 alongside the allies

China's motive in joining World War I alongside the Allies was that they hoped to drive Japan out of mainland China. Explanation: During the second half of the 19th century, China fell into a very bad situation, where it was not able to control and resist foreign invasion and policies, and the people living in misery.

D. All of the Above.

Clean, fresh water is needed for all of these things.