A new client is admitted to your medical unit and has is unable to read or write. The diagnosis provided for the client is global aphasia. Which statement best describes this condition?
A. It is associated with lesions of the dominant temporoparietal regions of the brain, with no single locus being identified.
B. It typically involves damage to the posteroinferior portions of the dominant frontal lobe (Broca's area).
C. It is a motor speech disorder that affects the ability to plan and sequence voluntary muscle movements.
D. It is the result of large left hemisphere lesions and affects most of the language areas of the brain.