<h2>They had to build the reservoirs and irrigation ditches to control river flooding</h2><h2 /><h2>Explanation:</h2><h2 />
Ancient Egypt was a civilization of early North Africa, centered along the lower stretches of the Nile River in the place that is now the country Egypt. Ancient Egyptian civilization followed prehistoric Egypt and joined around 3100 BC with the political union of Upper and Lower Egypt under Menes.
