Which Type Of Cancer Happens In A Swollen Submental Lymph Node?

hi my name is christine my question is i have had a swallon submental lymph node and had fna done been told i have 9mm node and it is positive for malignancy carcinoma could you please tell me what type of cancer this is called plz and what is treatment for it and suvival rate is plz i am 44 yrs old