Write the next sentence in this paragraph:

How to curl hair using a hot air brush
Wash your hair with volumizing shampoo and conditioner.
Curling your hair will be much easier if you prepare your hair by using volumizing products, especially if your hair is naturally straight. These products will give your hair a boost of volume and enhance your hair's texture.

pick from the following.
1). To use a hot air brush, start at the crown of your head, and move to the other side. Make sure the brush is in between your ears and brush towards your roots.;
2). For the best results, dry your hair before curling so that it is damp. It's also okay to use a hair serum as a finishing touch.;
3). Apply volumizing products to your hair. Adding volumizing products to your hair will help it hold the curl and bounce that you'll get from using a hot air brush.;
4). You can purchase hair-enhancing shampoos that are spray-on or sea salt free. For straight hair, try some multi-faceted sprays or hairspray.;
3).