Final answer:
Higher severity of conduct disorder increases the likelihood of antisocial personality disorder in adulthood.
Step-by-step explanation:
The inference that can be made about the severity of conduct disorder in relation to the development of antisocial personality disorder is:
B) Higher severity of conduct disorder increases the likelihood of antisocial personality disorder in adulthood.
Research studies, such as Compton et al. (2005), Alegria et al. (2013), and Afifi et al. (2010), have found associations between the severity of conduct disorder and the development of antisocial personality disorder. These studies suggest that individuals with more severe conduct disorder symptoms are at a higher risk of developing antisocial personality disorder later in life.