Final answer:
Hodgkin lymphoma is the type of lymphoma that is characterized by the presence of abnormal B cells called Reed-Sternberg cells.
Step-by-step explanation:
The type of lymphoma characterized by the presence of abnormal B cells called Reed-Sternberg cells is Hodgkin lymphoma. These cells are large, abnormal lymphocytes that help diagnose this type of lymphoma. Non-Hodgkin lymphoma, on the other hand, does not have Reed-Sternberg cells.
Learn more about Lymphoma