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: Radiology
[{'content': "'Linnitis plastica' is seen in: March 2004 \nSelect and explain. \nA. Gastric carcinoma, B. Gastric ulcer, C. Gastric lymphoma, D. Corrosive strictures", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. A i.e. Gastric carcinoma', 'role': 'assistant'}]