Final answer:
Mood disorders involve significant disruptions in mood and emotion, with major depressive disorder being a prominent example.
Explanation:
Mood disorders are characterized by severe disturbances in mood and emotion. They include major depressive disorder, bipolar disorder, and persistent depressive disorder. Major depressive disorder is identified by episodes of profound sadness, loss of interest in activities, and other associated features.
Learn more about Mood disorders here:
https://brainly.com/question/47426357
