100,000 points answer now or it late to get it. The power of Congress to create an air force is not written in the Constitution. However, Congress had the authority to create one, as part of its expressed powers to support armies.
Which provision in the Constitution allowed Congress to establish an air force?
A)the Equal Protection clause
B) the Due Process of Law clause
C) the Necessary and Proper clause
D) the Full Faith and Credit clause

C is the answer. The necessary and proper clause

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