Which of the Following Statements Concerning Urbanization Is Not Correct

Which of the following statements concerning urbanization is not correct?

A) Urban and rural areas often have different proportions of males and females.
B) To urban ecologists technology refers to human inventions that directly affect the urban environment.
C) Most workers in cities in the United States have to commute only one or two miles from home to work.
D) Growing urban areas impact land-use patterns and water drainage.
E) Factories and commercial enterprises in urban areas cause a buildup of airborne emissions.