Answer:
I think flexibility, think like stretching before a work out
<span>Origin, function & termination
^^^ All the things that have in common. So, use process of elimination! ;3 </span>
They are better for the environment because they don't require developing.
They can be viewed on a computer monitor within seconds of taking the image.
They can be enhanced and enlarged for better diagnostics.
They can be sent to other providers in an instant via email.