You are presented with the question "what have radial symmetry?" and the following answer choices: 
- deuterostomes
 - Veins and arteries.
 - barnacles
 - alpacas
 - solid, liquid, gas
 - sensory neurons
 - gastropod shells
 - graptolites

Now knowing that adult echinoderms have radial symmetry and all echinoderms are deuterostomes , choose the best answer.


 

 deuterostomes        