Which of the Following Symptoms Differentiate Premenstrual Dysphoric Disorder from Persistent

Which of the following symptoms differentiate Premenstrual Dysphoric Disorder from Persistent Depressive Disorder?

A) Joint or muscle pain indicates Premenstrual Dysphoric Disorder but not Persistent Depressive Disorder.
B) Depressive symptoms must persist for at least two years in Premenstrual Dysphoric Disorder but not in Persistent Depressive Disorder.
C) Sleeping too much or too little is indicative of Persistent Depressive Disorder but not Premenstrual Dysphoric Disorder.
D) The only distinction is in the timing and frequency of the symptoms.