This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
[{'content': 'In the Forrest classification for bleeding peptic ulcer with a visible vessel or pigmented protuberance is classified as - \nSelect and explain. \nA. FI, B. FII a, C. FII b, D. FII c', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]