Two friends are eating together on a dining table. One of them suddenly starts coughing while swallowing some food. This coughing would have been due to improper movement of:

Options

(a) epiglottis
(b) diaphragm
(c) neck
(d) tongue

Correct Answer:

epiglottis

Explanation:

The coughing would have been due to improper movement of epiglottis.