Brian Is a 70-Year-Old Man Who Has Recently Been Diagnosed

Multiple Choice

Brian is a 70-year-old man who has recently been diagnosed with Alzheimer's Disease. Because Alzheimer's Disease has a genetic component, Brian is worried that his family is also at risk of developing the neurological disorder. As the disorder progresses Brian has a difficult time remembering details about his personal life or even recognizing his own son.
-Brian's doctor wants to examine his brain activity while he is performing simple mental operations to determine how widespread the effect of the disorder has progressed.Which of the following tests is the doctor most likely going to request Brian to take

A) CT scan
B) MRI scan
C) fMRI scan
D) EEG