What is the economic theory given for the fall of the indus valley civilization

Aprimary source can be a picture of you that someone else took? true or false

Card playing, and music were considered by the puritans to be taboo; these practices were prohibited

Which act of the conquistador pizarro was crucial in overthrowing the inca? a. the destruction of the ancient inca city, machu picchu b. the siege of the inca capital near the cuzco valley c. the execution of the last inca ruler, atahualpa d. the unexpected deaths of 3 million inca warriors e. the murder of former inca emperor, huascar