Oswaldo Displays Multiple Motor Tics, Like Facial Grimacing, Jerking His

Oswaldo displays multiple motor tics, like facial grimacing, jerking his head, and neck stretching, but no vocal tics. Because he has only a motor tic and is not displaying vocal tics, his doctor has diagnosed him with:

A) persistent motor or vocal tic disorder.
B) stereotypic movement disorder.
C) developmental coordination disorder.
D) attention-deficit/hyperactivity disorder.