Which event motivated China to launch its Self-Strengthening Movement in the 19th century?
A. Its desire to engage in trade with Europe
B. Its defeat in wars against Europeans
C. Its inability to control its population of serfs
D. Its growing acceptance of Christianity

the CORRECT answer is B

regulate taxes

explanation:

(d) rivers.

explanation:

civilizations developed around rivers because their waters provided places to hunt and fish. also, as the rivers flooded, the lands around them became fertile. this allowed them to support farming. this is especially true of the nile river, which flooded the same time each year.