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
Screening for which of the following disease is suggested in pre placement medical examination before employment in dye industry: 
Select and explain. 
A. Bladder cancer, B. Anaemia, C. Tuberculosis, D. Hypeension
A: Bladder cancer
Answer: A: Bladder cancer 
Explanation: Prior to placement in dye industry, medical examination should be done to screen for asthma, skin, bladder and kidney diseases and precancerous lesions. Ref: Park 21st edition page: 753.