Ans.
During the process of respiration, air is taken in the body through nose or mouth. Then, air quickly travels to the throat (pharynx) and voice box (larynx), from where it moves to trachea. The trachea branches into right and left bronchus along with lungs, and air moves from trachea to lungs.
Thus, the correct answer is option). 'pharynx, trachea, and then the lungs.'