This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Environment and health, Subject name: Social & Preventive Medicine
[{'content': 'Consider the following transient physiological changes . Which of the above changes transiently occur in a person exposed to noised pollution ? \nSelect and explain. \nA. Increased in blood pressure, Decreased in intracranial pressure, dilatation of the pupils and Increase in breathing rate, B. Dilatation of the pupils and Increase in breathing rate, C. Increased in blood pressure and Increase in breathing rate, D. Increased in blood pressure and Decreased in intracranial pressure', 'role': 'user'}, {'content': "Answer: C \nExplanation: Physiological changes: a rise in blood pressure, a rise in intracranial pressure, an increase in hea rate, breathing and sweating. Park's textbook of preventive and social medicine. 22nd edition page. 689", 'role': 'assistant'}]