Which of the Following Reflects a Theory Rather Than a Hypothesis

Which of the following reflects a theory rather than a hypothesis?

A) Homicides in response to insult are more common in the American South than in the North.
B) Aggressive responses to threats to the home and family are endorsed at higher rates in the American South than in the North.
C) Southern men show larger increases in testosterone after an insult than Northern men.
D) The American South is more of a culture of honor than the North.