Hematological malignancies are the types of cancer that affect
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Blood
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Bone marrow
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Liver
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All the above
A,B
Correct answer
Explanation
Hematological malignancies are cancers of the blood-forming tissues, primarily blood and bone marrow. Blood (A) and bone marrow (B) are correct as they are the sites of blood cell production and maturation. Liver (C) is not a hematological organ, and D (All the above) would only be correct if C were also correct.