<prompt> TRUE statement regarding childhood malignancy is-Wilms tumour is the commonestAML is the most common malignancyNeuroblastoma arises in the first 4 yearsNone of the above  <response>: Ans. is c i.e., Neuroblastoma arises in the first 4 years Childhood malignancies i Most common tumor in childhood is leukemias especially acute lymphoblastic leukemia. ii Second most common tumor Brain tumors in Third most common tumor -- Lymphomas ivFouh most common tumor -- Neuroblastoma v Fifth most common tumors -- Wilms tumor o Most of these tumors occur below the age of 5 years 