A. Attention-deficit/hyperactivity disorder
B. Generalized anxiety disorder
C. Obsessive-compulsive disorder
D. Major depressive disorder
Answer: Attention-deficit/hyperactivity disorder
Which psychological disorder involves persistent difficulty in concentrating or paying attention?
Additional Information: Attention-deficit/hyperactivity disorder (ADHD) is characterized by patterns of inattention and/or hyperactivity-impulsivity.
Subjects: Psychology