Answer:
Tardive dyskinesia.
Step-by-step explanation:
Tardive dyskinesia may be defined as a medical condition in which the body's involuntary movements are uncontrolled. Rapid sudden movements of the body increases during this disease.
Bart is suffering from schizophrenia as he started taking thorazine. Thorazine drug has multiple effect on the body. The main main side effect of thorazine is the development of tardive dyskinesia. The neuromuscular reactions of the body gets disturb by taking thorazine.
Thus, the correct answer is option (d).