What features helped the development of the early civilizations?

Early civilizations were significantly aided by features such as fertile land, which facilitated agriculture and food surplus, allowing populations to grow. The development of trade routes enabled the exchange of goods and ideas, fostering economic and cultural interactions. Additionally, advancements in technology and writing systems helped in administration and record-keeping, which were crucial for governance and organization. Access to water resources, like rivers, also played a vital role in sustaining agriculture and supporting urban centers.