This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
Rituximab is used in : 
Select and explain. 
A. Hodgkin's disease, B. Acute myeloid leukemia, C. Non–Hodgkin lymphoma, D. Multiple myeloma
C: Non–Hodgkin lymphoma
Answer: C: Non–Hodgkin lymphoma 
Explanation: None