Like nearly all ancient civilizations, the ancient Egyptian civilization began in the Nile River valley whose length from Lake Tana, in the high lands of Ethiopia, and from Lake Victoria, in Eastern Africa, is over 4000 miles as it reaches Alexandria, Egypt in North Africa. Geographers and anthropologists can go back around 9,000 BCE and affirm the existence of farming, hunting, and fishing communities on both banks of the River Nile. The correct answer is A.