Write the next sentence in this paragraph:

How to diagnose panic attacks in children
Listen to your child's physical complaints.
Children often find it hard to explain the emotional symptoms of a panic attack. Instead, your child may instead describe the physical symptoms that go along with panic attacks.

Available choices:
[I] You should be very attentive to your child's every emotional response and interpret this for your own ideas. Break down your child's symptoms by smiling as you are talking to him or her..
[II] Understanding or noticing the physical symptoms also gives you an idea of what kind of behavior your child is trying to brush aside from the mental symptoms you're noticing. For example, your child may complain about a hot day, but he probably doesn't have the symptoms you'd be looking for..
[III] During the learning stages, encourage your child to respond to their child's symptoms. It is important to understand that it is normal for your child to be upset or scared..
[IV] These are the symptoms that they are more likely to understand. These physical symptoms can include : Trembling or shaking chest pain feeling dizzy or light headed feeling chills or overheated nausea sweating choking sensations difficulty breathing Pay attention to your child's fears..
[IV]