Question

what structures give resonance to the voice?
a. anterior nares
b. epiglottis
c. vibrates
d. sinuses

Explanation:

The sinuses are air - filled cavities in the skull that act as resonating chambers for the voice, enhancing its quality. Anterior nares are the nostrils and are mainly for air - entry and filtering. Epiglottis is a flap that prevents food from entering the trachea during swallowing and has no role in voice resonance.

Answer:

d. Sinuses