This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Larynx, Subject name: ENT
True regarding Functional aphonia 
Select and explain. 
A. Incidence in males, B. Due to vocal cord paralysis, C. On laryngoscopy vocal cord is abducted, D. Speech therapy is the treatment of choice
C: On laryngoscopy vocal cord is abducted
Answer: C: On laryngoscopy vocal cord is abducted 
Explanation: FUNCTIONAL APHONIA (HYSTERICAL APHONIA) It is a functional disorder mostly seen in emotionally labile females in the age group of 15-30 years. Aphonia is usually sudden and unaccompanied by other laryngeal symptoms. Patient communicates with whisper. clinical examination:- On examination, vocal cords are seen in abducted position and fail to adduct on phonation; however, adduction of vocal cords can be seen on coughing, indicating normal adductor function. Even though patient is aphonic, sound of cough is good. Treatment:- Treatment given is to reassure the patient of normal laryngeal function and psychotherapy. Ref:- Dhingra; pg num:-314