A client with Premenstrual dysphoric disorder (PMDD) asks how her condition differs from premenstrual syndrome (PMS). What is the nurse's best response?

A. Hormonal therapy may be used for PMDD but is not a distinguishing factor from PMS. B. PMDD involves both mood and physical symptoms, unlike PMS, which primarily involves physical symptoms. C. PMDD symptoms may persist through the beginning of menstruation, unlike PMS, which typically resolves with the onset of the period. D. Premenstrual dysphoric disorder (PMDD) is a more severe form of premenstrual syndrome (PMS) characterized by mood disturbances, irritability, and functional impairment that significantly affect a person’s ability to function in daily life.