Since Hinduism does not adhere to a single scripture or God, what unites Hindus?

During what century did muhammad recieve his first revelation from god

What is the main inference that can be drawn from adam smith’s book the wealth of nations?

Which of these is not a criticism of the concentric zone model? it does not accurately describe cities after the rise of suburban development. it only applies to cities that grew after the development of the automobile. it assumes that inner-city areas will always be repurposed instead of abandoned. it places too much importance on the traditional central business district.