<prompt> Which one of the following is not included in the treatment of malignant melanoma?RadiationSurgical excisionChemotherapyImmunotherapy  <response>: Ans. is a i.e., Radiation Radiation is the best answer. Schwaz 9e writes- although initially thought to be ineffective in the treatment of melanoma, the use of radiation therapy, regional and systemic chemotherapy, and immunotherapy are all under investigation. 