Tim Has Been Diagnosed as Having Oppositional Defiant Disorder; Vince

Multiple Choice

Tim has been diagnosed as having oppositional defiant disorder; Vince has been diagnosed as having conduct disorder.What is the major difference between these two boys?

A) Tim is older than Vince.
B) Compared to Tim,Vince has a much better prognosis.
C) Vince has engaged in more serious forms of rule violations than has Tim.
D) They demonstrate the same symptoms,but Tim is more likely to be mentally retarded.