<prompt> Which of the tumours are of viral origin ?Laryngeal papillomaNaspharyngeal carcinomaLymphomaAll  <response>: Ans. is a i.e., Laryngeal papilloma; b i.e., Nasopharyngeal carcinoma; c i.e., Lymphoma Impoant tumors of viral etiology Virus Tumor HPV Cervical, vulvar penile cancers squamous cell carcinoma EBV Nasopharyngeal Ca. Burkitts lymphoma HBV, HCV Hepatocellular Ca. HIV Kaposi sarcoma, Non-hodgkins lymphoma, SCC HTLV Adult T cell lukemia I-IHV-8 Kaposi sarcoma About option a Laryngial papilloma is a benign tumor seen in children and infants. It is viral origin. 