What is a psychological disorder characterized by extreme preoccupation with an imagined defect in appearance?

A) body dysmorphic disorder
B) female athlete triad
C) obesity
D) autism

Body Dysmorphic Disorder

A mental disorder characterized by obsessive focus on a perceived flaw in appearance, which to others may be minor or not observable.

Psychological Disorder

A condition characterized by abnormal thoughts, feelings, or behaviors, significantly impacting daily functioning and often diagnosed according to criteria in standard diagnostic manuals.