[Solved]: You ask to see the brand of tea she has been drinking

You ask to see the brand of tea she has been drinking. Upon reading the ingredients of Smooth Move Tea (a real product btw), you notice this tea contains Senna. Products containing Senna belong to which laxative/cathartic group? A) Bulk forming laxatives B) Stool softeners C) Emollient laxatives D) Saline laxatives E) Stimulant laxatives F) Osmotic laxatives