Which historical era marked the decline of floodplain civilizations and the introduction of civilizations that would become the foundations for many modern cultures? a. intermediate erab. early modern erac. classical erad. contemporary era

The historical era that marked the decline of floodplain civilizations and the introduction of civilizations that would become the foundations for many modern cultures is : Early modern Era

Early modern era happened between the french revolution until the beginning of industrial revolution, which bring up a lot of technological developments that became the foundation of modern cultures

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