A 26-year-old client is diagnosed with an astrocytoma, a benign brain tumor.

(A) Both a benign and a malignant tumor can displace or destroy nearby structures or increase intracranial pressure. (B) Benign or malignant brain tumors grow at different rates depending on the type of tumor. (C) Some benign tumors do become malignant tumors. (D) Whether or not a tumor is operable depends on its location and the amount of damage its removal will cause.