N"mami and papi," why does the author use sensory detail in her descriptions of her mother?

in 550 b.c.e. cyrus the great, the leader of the persians, conquered the medes and united the iranian people under one ruler for the first time. cyrus became the first king of the persian empire and went on to establish one of the largest empires in world.

demand is the need and oportunity to buy a given good or service.