How did people adapt to these conditions in this region to develop early civilizations?
Mesopotamia
• A plain located between two rivers
• Bordered to the north and east by mountains
• Melting snow causes annual river floods
• Seasonally overflowing rivers deposit silt
A. following animal herds to water sources
B. establishing overseas trade for food supplies
C. developing navigational skills for fishing
D.cultivating crops in rich fertile valley