Which of the following statements is most accurate about human brain modularity? System 1 uses heuristics, while system 2 is more calculating; most decisions are made by system 1. System 1 uses heuristics, while system 2 is more calculating; both are equally important in decision making. System 1 uses heuristics, while system 2 is more calculating; system 2 regularly overcomes system 1's heuristics to make decisions. Both systems regularly use both heuristics and conscious calculations; both are equally important in decision making.

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