Which of the following is the rationale to perform a spinal tap on a newly diagnosed client with leukemia?

B: A spinal tap can determine if leukemia has infiltrated to the cerebral spinal fluid (CSF). A: A spinal tap can be done to rule out bacterial meningitis but this is not the reason for the test on a client with leukemia. C&D: Spinal tap is not done to identify the classification of leukemia and to decrease intracranial pressure.