<prompt> The condition listed below that would most likely pursue a benign course isVaginal adenosisAdenomyosisExtramammary Pagets diseaseEndometrial hyperplasia  <response>: Adenomyosis is the presence of benign glands and stroma within the myometrium. It is a common cause of diffuse uterine enlargement and menstrual irregularities; however, it is not a precancerous lesion. Ref: Shaw;s Textbook of Gynaecology; 16th edition; Chapter 30; Endometriosis and Adenomyosis 