Courtney, a 23 y.o. female, has been experiencing diarrhea on and off for the past 6 months. Prior to that, she didn’t experience

Courtney, a 23 y.o. female, has been experiencing diarrhea on and off for the past 6 months. Prior to that, she didn’t experience any diarrhea or food intolerances. She has lost about 3 lbs overall. She considers herself to be healthy in general. Ht: 5′ Current Wt: 100 lbs. Labs: WNLs PMH: up-to-date on vaccines; type DM 1, tonsils removed @ age 4 Meds/supplements: lantus, Humalog, MVM, probiotics Diet hx: B: ½ c Grape Nuts cereal w/6 oz. almond milk; 12 oz. coffee & non-dairy creamer L: slice of pizza and SF 30 oz coke or fried rice w/chicken & 30 oz SF coke Snack: cheese & crackers or PB & apple D: chicken, fish or meatless meal but usually has cheese in it; 1 c of beans or pasta w/marinara sauce or alfredo sauce & large salad w/lots of colorful veggies. 2 glasses of wine on Friday/Sat nights. Night snack before bed: cheese & crackers; Graham crackers w/PB or med. serving of ice cream Based on the information above, what is the most likely reason she has diarrhea? Question 1 options: C. Diff Lactose intolerance Alcohol abuse Celiac disease