Professor Henley Is Interested in Comparing the Use of the Legal

Professor Henley is interested in comparing the use of the legal system in different countries. Henley examines the number of arrests per 1,000 population, the number of jury trials per 1,000 court cases, the number of lawyers per capita, and the number of people incarcerated per 1,000 population. Henley is doing

A) social indicator research.
B) cost/benefit analysis.
C) time-series designs.
D) computer simulations.
E) intervention analysis.