This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General pathology, Subject name: Pathology
[{'content': 'Bradykinin Causes - \nSelect and explain. \nA. Vasoconstriction, B. Pain at the site of inflammation, C. Bronchodilatation, D. Decreased Vascular permeability', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Bradykinin causes Increases vascular permeability Aeriolar dilation Bronchial smooth muscle contraction Pain at the site of inflammation ref robbins 9th ed page 52', 'role': 'assistant'}]