Why do scholars believe that the Indus Valley had a highly developed civilization? (1 point) Responses It had a highly organized religion. It had a highly organized religion. Its cities show a high level of planning. Its cities show a high level of planning. Its royal tombs hold many artifacts. Its royal tombs hold many artifacts. It left behind many written records.
1 answer
All of the above reasons contribute to scholars' belief that the Indus Valley had a highly developed civilization.