Which Fifth-Grader Is MOST Vulnerable to Low Self-Esteem

Which fifth-grader is MOST vulnerable to low self-esteem?

A) Jerry, who is not doing well at academics, but doesn't worry because he is a star at baseball
B) Kayla, who is a terrific student, but isn't performing well in her top priority-art
C) Liam, the "class clown," who doesn't worry when he gets into trouble because he has so many friends
D) Marlena, who is overweight, but whose mother gives her plenty of love