Please choose the correct solution to the question: To get rid of fleas on dogs

Solution1: 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.

Solution2: 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 format: solution1/solution2
Answer: solution2