The neurologist wanted to determine if the occlusion identified in the left optic nerve (white arrow) prevents activation of the visual cortex in the right hemisphere. Which of the following clinical imaging tools would best be used to determine activation of visual cortex?

A. A midsagittal PET scan

B. fMRI scan in a transverse plane

C. A coronal scan from an MRI

D. Diffusion tensor imaging in a transverse plane

E. All of the above