Its a hard decision but i would choose c :/
pre contemplation - 1st preparation- 2nd contemplation- 3rd action-4th
maintenance- 5th one
Depending of how many patients there are
It's a pretty common symbol, mostly in the U.S. How ever it is two snakes with a set of wings, this stands for medicine instead of the correct rod of asclepius. I hope in some way this helps.
