which of the following characteristics have scholars ascribed to the indus valley civilization? check all that apply.

[] social stratification

[] urban planning

[] elaborate sanskrit epics

[] long-distance trade with mesopotamia

[] political unification under one king

What were the main features of the aristotelian-ptolemaic model of the cosmos

What happened as agriculture became entrenched in the south ?

Which source would best a historian understand the effect of the great chicago fire on families? a. a biography of a chicago family displaced by the fire b. a letter from a grandmother in new york to her family in chicago c. a newspaper editorial about families who were displaced d. an oral history dictated by an adolescent who fled the fire