Match the two columns and select the right one among options given

Options

Duodenum is a ‘U’ shaped structure emerging from the stomach.

Epiglottis is a cartilaginous flap that prevents the entry of food into the glottis during swallowing.

Glottis is an opening of the wind pipe.

Caecum is a small blind sac which hosts some symbiotic micro-organisms.

Hence the correct answer is option (c).