Which Toddler Is Likely to Have the Highest Self-Esteem When

Which toddler is likely to have the highest self-esteem when reaching first grade?

A) Amber, who is alternately clingy and rejecting toward her mother when she returns from work, though she shows great distress when her mother leaves for the day
B) Rhonda, who does not show distress when her mother leaves her with a new babysitter and does not immediately approach her mother when she returns
C) Joshua, who sometimes freezes in place, and at other times, seems confused when his mother returns from errands
D) Mario, who plays while his mother and the new babysitter chat, cries when his mother leaves him with the babysitter, and then runs over to his mother upon her return