Answer:
Obsessive-Compulsive Disorder (OCD)
OCD is normally fixated on the fear of germs or the need to arrange objects in a specific order. Symptoms will normallyy begin throughout life.
Post-Traumatic Stress Disorder (PTSD)
PTSD is a disorder in which a person has a difficulty recovering from a tramatic situation either by experiencing or witnessing a terrible event.
Social Phobia (or Social Anxiety Disorder)
A very upsetting mental health condition in which the person with SAD has social interactions which can cause them terrible anxiety.