Which of the following is a factor cited to account for the inability of professionals to predict da

Which of the following is a factor cited to account for the inability of professionals to predict dangerousness

a)Recognizing violent tendencies after a violent incident is easier than predicting it beforehand.

      
b) Violent acts like murder and assault are so common that is is difficult to sort out who will and who won't commit such acts.

      
C)There is consistency among experts for defining the criteria for violent or dangerous behaviour.

      
D)Generalized perceptions of violent tendencies often predict specific acts of violence.