Early settlers along the Huang He tried repeatedly to control the river’s flooding by building levees, but these failed to hold back the water. During the Xia Dynasty a method was finally discovered that worked. What was that method?
building canals to direct floodwater out to sea
damming the river near its source
constructing levees out of stone rather than dirt
digging out the river to make it deeper
The correct answer has not yet been found for the question. Our moderators are looking for the most suitable solutions for you. Could you share your comments with us for the answer to this question?