A 55 y/o male presents to the clinic with multiple areas of enlarged lymph nodes and now notices oral masses under this tongue and throat. On physical exam, the APRN notes palpable nodular liver. There is a concern for a lymphoma, likely non-Hodgkin (NHL). Which of the following is the MOST COMMON AGGRESSIVE form of NHL in the US?
A. diffuse large B-cell lymphoma
B. peripheral-cell lymphoma
C. mantle cell lymphoma
D. follicular lymphoma