Question

cancer affecting bone marrow or blood is called _. a carcinoma b leukemia c lymphoma d sarcoma

Explanation:

Leukemia is a type of cancer that affects the bone - marrow and blood. Carcinoma affects epithelial tissues, lymphoma affects the lymphatic system, and sarcoma affects connective tissues like bone and muscle but not in the context of bone - marrow/blood as directly as leukemia.

Answer:

C. leukemia