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
Occupational cancer involve following organs except- 
Select and explain. 
A. Lung, B. Breast, C. Bladder, D. Liver
B: Breast
Answer: B: Breast 
Explanation: Occupational cancers 

Lung (most common)                
Bladder   
Larynx   
Mesothelioma
Lymphatic system  
Pharynx
Liver     
Hematopoietic system   
Nasal cavity and sinuses     
Skin         
Soft tissue sarcoma