Mia, age 3, is about to undergo a neurobiological exam. The doctor wishes to examine the functioning of Mia’s cerebral cortex to measure blood flow and oxygen metabolism. The best method for the doctor to choose in Mia’s case is __________.A) an electroencephalogram (EEG)B) functional magnetic resonance imaging (fMRI)C) positron emission tomography (PET)D) near-infrared spectroscopy (NIRS)