Vertebrates are all chordates that have a backbone, and all chordates have jaws. Given these facts, what do all vertebrates have among the following options:
- fur and fat
 - sensory neurons
 - Veins and arteries.
 - four limbs
 - jaws and scales
 - a slimy coat
 - jaw and a backbone
 - feathers


 

       jaw and a backbone  