A 24-year-old woman presents with a 3-month history of chronic diarrhea, crampy abdominal pain, and 6-kg weight loss. Vital signs show BP 118/76, HR 92, RR 16, temperature 37.2°C, and SpO2 98% on room air. Colonoscopy reveals patchy skip lesions with deep linear ulcers. Biopsy demonstrates transmural inflammation and noncaseating granulomas. Laboratory studies show hemoglobin 11.2 g/dL and albumin 3.1 g/dL. Perianal fistulas are absent. Which of the following is the most likely diagnosis?

1. A)Celiac disease
2. B)Crohn diseaseGABARITO
3. C)Irritable bowel syndrome
4. D)Ulcerative colitis
5. E)Diverticulitis