Which situation is the best example of an identity conflict?

A. Dean's fiancée wants him to give up his dream of becoming an actor and move with her to Indiana, but he doesn't want to stop going to auditions.
B. Shweta knows deep down that she wants to be an art historian. As soon as she gets accepted to her college of choice, she majors in art history.
C. Alejandro has always had a crush on Jenny, but he can't summon the courage to ask her out, no matter how much his friends make fun of him.
D. Lana opens a pet store on Sixth Avenue. Her high school rival, Helga, opens her own pet store across the street and offers all the same products.