Tony Is a 10-Year-Old Boy Who Prefers to Play Stereotypical

Tony is a 10-year-old boy who prefers to play stereotypical "girl" games such as "house" and "dolls." Tony does not enjoy playing with boys or playing games such as trucks and guns. Tony's parents became concerned that something was wrong with their son and they brought him in for an evaluation. Tony reported that he does prefer girls as playmates and that he likes "girls' games" better as well. He knows that he is a boy, and he has no urge to wear dresses. Tony would likely be diagnosed with

A) nothing, since his behaviour does not meet the criteria for a disorder.
B) oppositional defiant disorder.
C) gender role confusion.
D) gender dysphoria.
E) gender identity disorder.