Write the next sentence in the following story.

How to help treat panic anxiety disorder
Decide whether or not you have the disease first.
Panic anxiety disorder is a mental condition whereby a patient experiences panic attacks continually. If you frequently feel fearful about things that you cannot control, you may have this disease.

(I). The attacks occur at all times and places, and are frequently experienced over and over. There are two separate kinds of panic disorders : Panic disorder with agoraphobia--people in this group have an extreme fear of having another panic attack and try to deflect any possible causes of anxiety. (II). If you have a fear of the unknown or difficult areas, you may have to seek medical help. Monitor for panic attacks in people with the disorder. (III). Anxiety is caused by the genes in your brain responsible for triggering your episodes. By suppressing your anxiety, you may be able to control your panic attacks. (IV). Other disorders may lead to the worry disorder, such as anxiety, depression, cold sores, alcohol abuse, and trauma. Trauma such as a criminal conviction, trauma to a loved one or family member, depression, or an argument with someone else can lead to panic disorder.. The answer should be
(I).