Compared to Children Who Were Insecurely Attached as Infants, Children

Compared to children who were insecurely attached as infants, children who were securely attached as infants demonstrate:

A) more social competence.
B) less aggression.
C) better ability to understand other's emotions.
D) higher grades in school.
E) more social competence, better ability to understand other's emotions, and less aggression.
F) all of these traits.