Brandon has experienced a relatively severe right hemisphere stroke. as a result, he is unable to move his left arm and has a great deal of difficulty with planning and attention. the stroke most likely caused damage to the lobes

Frontal

Explanation:

The cerebral hemispheres has four important lobes. They are Frontal, Temporal, Occipital and Parietal lobes.

Of all, the FRONTAL LOBE is associated with attention, memory, planning, and motivation in an individual.

So, BRANDON experience must have damged his FRONTAL LOBE

rain is the best answer