Question: To get rid of fleas on dogs
Option 0: Bathe your dog with a good flea & tick shampoo.  Apply a flea treatment that's vet recommended, usually a leash, powder, or liquid treatment.  Wash your dog and your dog's bedding frequently to prevent reinfestation.
Option 1: Bathe your dog with a good flea & tick shampoo. Apply a flea treatment that's vet recommended, usually a collar, powder, or skin treatment.  Wash your dog and your dog's bedding frequently to prevent reinfestation.
Answer: 1