Which of the following is a key difference between Hodgkin's lymphoma (HL) and Non-Hodgkin's lymphoma (NHL) in children?

Non-Hodgkin's lymphoma is more commonly associated with painless, enlarged lymph nodes than Hodgkin's lymphoma

Hodgkin's lymphoma presents with a more aggressive course than Non-Hodgkin's lymphoma

Non-Hodgkin's lymphoma typically involves the reed-Sternberg cells

Hodgkin's lymphoma usually has a more predictable and localized spread than Non-Hodgkin's lymphoma