Write the next sentence in the following story.

How to blow dry a dog
Consider a fluff dryer.
This type of dryer sits on a stand and can be used for hands-free drying. You can hook up attachments to the base and these will allow you to target the airflow to certain areas of your dog.

Available choices: I. They also use adjustable heat, which you can change via a knob on the dryer base. This is a good choice if you want to move quickly through the drying process while being cautious of your dog's face and other sensitive areas.. II. Take your heated dog out of its bath and heat it up in the water. This will allow you to save the heat to finish off your poodle.. III. Battery-powered hair dryers do not work well for hair that is prone to split ends. Cut hair with a back-clip.. IV. However, you must be able to blow dry the hair around the nozzle, which can dry out some cat hair. Brushing out the hair on the nozzle beforehand can help you get a care and water-free dog... The answer should be
I.