Soil is a renewable resource because
a.
organic matter constantly replaces itself and supplies plants with needed nutrients
b.
leaching soil to maintain its natural fertilizer, which supplies plants with needed nutrients
c.
soil erosion ensures that there are always nutrients available to feed vegetation
d.
organic matter never replaces itself, which means that nutrients are not always available

The answer is C

A, soil is renewable because plant matter decomposes and makes the soil

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