Answer:
C. Agricultural advances produced enough food to support larger populations in cities
Explanation:
Early urban areas created in various regions, from Mesopotamia to Asia to the Americas. The absolute first urban communities were established in Mesopotamia after the Neolithic Revolution, around 7500 BCE. Mesopotamian urban areas included Eridu, Uruk, and Ur.
Early urban areas likewise emerged in the Indus Valley and antiquated China. Among the early Old World urban communities, one of the biggest was Mohenjo-daro, situated in the Indus Valley (present-day Pakistan); it existed from around 2600 BCE, and had a populace of at least 50,000. In the antiquated Americas, the most punctual urban communities were worked in the Andes and Mesoamerica, and thrived between the 30th century BCE and the eighteenth century BCE.
