Write the next sentence in the following story.

How to get professional teeth cleaning for your dog
Make an appointment with your vet.
In order to get your dog's teeth professionally cleaned, you will need to make an appointment with your vet. Call your vet's office and ask to schedule an appointment for a professional cleaning of your dog's teeth.

Possible answers:
(1). They will determine if you want to do this at home or if they will make a trip to the vet. It's best to schedule an appointment with your vet, rather than trying to do this at your own home.
(2). Don't give your pet food for at least eight hours before the appointment. Since your dog will be undergoing anesthesia, you should not feed your dog for at least eight hours before visiting the vet.
(3). You can also look in your local newspaper or check your local classified ads for local shops that sell professional dental cleaning services. Decide if you want to see a dental professional.
(4). If possible, ask the vet for a recommendation as to which brand of mouth cleanser will best target your dog's needs. Consult with your vet before a appointment so that they can refer you to someone who has experience treating canine tooth problems.. The answer should be
(2).