18.) a belief in many gods, a preference for one deity while not excluding or disbelieving others, and a belief in the universal law of cause and effect (karma) and reincarnation.
19.) They built cities and invented forms of writing. They learned to make pottery and use metals. They domesticated animals, and they created fairly complex social structures with class systems.
16.) Buddhism and Hinduism, cures for over 1000 diseases , sewing needles, civil sewer systems
17.) Stupas-were burial grounds and mounds in the earth to bury kings and leaders away from the village.
