According to the spill-over effect, children who witness their parents engaging in frequent, aggressive conflict are more likely to have trouble interacting with their peers and performing at their full potential in school because ______.

A. they model their parents’ aggressive behavior
B. parents who engage in dysfunctional conflict are also likely to have dysfunctional parenting styles
C. they are preoccupied with problems at home
D. their parents tend to communicate differently with each other than with the children, leading to role confusion

B. parents who engage in dysfunctional conflict are also likely to have dysfunctional parenting styles