Leon, a child with conduct disorder, takes small objects that that are not his (e.g. a toy, a crayon, a yogurt cup) from his fellow students. However, when confronted by another child, Leon will cry rather than argue with the child or threaten her. Which negative mood symptom might prevent his conduct problem from seguing into fighting or lying? a. Anxiety b. Internalizing c. Depression d. Passive–aggressive behavior