What happens next in this paragraph?

How to take care of a paralyzed rat
Always see a vet.
They can assess the rat to try to diagnose the problem. If there is a serious medical condition, it might cause other problems beside paralysis.
Possible answers:
[a]. If they have suffered an injury, you should probably restrict their movement for awhile. Do this by housing them in a very small enclosure, such as keeping them in their carrier instead of their regular cage..
[b]. If this is the case, your best chance is to see a vet. Make an appointment at a local veterinary office so that the vet can examine the rat (s)..
[c]. Left untreated, the condition could affect even a simple tick bite. Always make sure to get your rat checked out by a vet..
[d]. A vet will have knowledge and experience to help the rat know what options are for giving it best care. They will also check the rat for internal parasites, and to see if it needs veterinary treatment..
[a].