Question

which term includes the prefix that means painful?
dyspnea
rhinorrhea
laryngospasm
aphonia

Explanation:

The prefix "dys -" often means difficult, painful, or disordered. In dyspnea, "dys -" indicates painful or difficult breathing. Rhinorrhea just means a runny nose (rhin - for nose, - rrhea for flow). Laryngospasm is a spasm of the larynx (laryngo - for larynx, - spasm for involuntary muscle contraction). Aphonia means loss of voice (a - for without, phon - for voice).

Answer:

A. dyspnea