Which of the Following Was a Shortcoming or Limitation of the Methodology

Multiple Choice

Which of the following was a shortcoming or limitation of the methodology used in the Yale study?

A) The researchers only studied 8 federal offenses
B) The researchers only studied 7 federal districts
C) The researchers included only cases that were convicted in federal court
D) The researchers relied on conviction cases only
E) All of the above
F) None of the above