What Is the Biggest Difference Between Those Individuals with Body

What is the biggest difference between those individuals with body dysmorphic disorder and those individuals who are unhappy with their appearance?

A) People with body dysmorphic disorder may severely limit their contact with other people.
B) People with body dysmorphic disorder worry about their appearance.
C) People with body dysmorphic disorder must consider suicide to get a diagnosis.
D) People with body dysmorphic disorder would change something about their appearance if they could.