Do you think there is enough evidence to support the idea that harappans were peaceful and enjoyed social equality?

I think there is enough evidence to support the opposite idea. Although it isn't clear what type of social organization the Harappans had, the skeletal remains found in the archeological site demonstrate one of the highest rates of injury in South Asian prehistory. Evidence proves that leprosy and tuberculosis were also present in a high amount, which suggests that a lot of people were excluded from access to basic resources to guarantee their health and safety.

the answer is a, salt plain