Occupational cancer involve following organs except-: (A) Lung, (B) Breast, (C) Bladder, (D) Liver
Answer is B. Occupational cancers 

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