Which of the following statements is true for the management of the following case?
A case of carcinoma larynx with the involvement of anterior commissure and right vocal cord, developed perichondritis of thyroid cartilage. Which of the following statements is true for the managements of this case’?
A. He should be given radical radiotherapy as this can cure early tumours B. He should be treated with combination of chemotherapy and radiotherapy C. He should first receive radiotherapy and if residual tumour is present then should undergo laryngectomy D. He should first undergo laryngectomy and then post—operative radiotherapy.