According to a constructivist interpretation, counting the number of terrorist acts that occur is difficult because people define terrorism and interpret terrorist acts differently

The more restrictions imposed on data,

A) The more degrees of freedom there are. B) The more degrees of freedom are lost. C) The more inaccurate the measures become. D) Both A and C

Which of the following is the central responsibility of the federal government in the transportation sector?

A. motor vehicle taxation B. regulation of traffic on the highways C. highway improvements D. construction of highways