The voice box in humans is called:   

Correct option is B

(b) Larynx
· Explanation: The larynx houses the vocal cords and is commonly called the voice box.
· (a) Pharynx – Throat region; passage for food and air.
· (c) Trachea – Windpipe that connects larynx to lungs.
· (d) Epiglottis – Flap that prevents food from entering the airway.