At the doctor's office a device is placed on dawn's stomach and she can hear her unborn child's heartbeat at five weeks gestation. dawn's unborn child is in the stage of prenatal development.

The answer to this question si embryonic Stage
During this stage, the unborn started has developed almost all major part is his/her organs.
This will make the unborn child started to construct the body's system and the activities in his/her brain will started to appear.

Urban growth invariably feeds increased commercialization and industrialization. it requires continually expanding land areas. when urbanization rates are high, and countries do not have the institutional and managerial capacities or economic wherewithal to manage such rapid growths, they exert intense pressure on the types and nature of the resulting settlements. they contribute to the development of overcrowded slums and shanty towns without adequate essential services and necessary infrastructure.-by asit k. biswas and cecilia tortajada