A Professor Has Taught the Class About Giant Cell Bone

Multiple Choice

A professor has taught the class about giant cell bone tumors. Which statement by a student would require the professor to review the material?

A) Giant cell tumors are an overexpression of genes including osteoprotegerin ligand (OPGL) .
B) The tumors are malignant, solitary, and irregularly shaped.
C) Giant cell tumors are typically located in the epiphysis in the femur, tibia, radius, and humerus.
D) They are slow-growing tumors that extend over the articular cartilage.