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: Social & Preventive Medicine
Exposure to 90 db AND 4000 Hz noise results in – 
Select and explain. 
A. Auditory fatigue, B. Temporary hearing loss, C. Permanent hearing loss, D. Rupture of tympanic membrane
A: Auditory fatigue
Answer: A: Auditory fatigue 
Explanation: None