Select the statement that correctly describes multiple sclerosis.
a.
this fatal disease leads to severe and progressive memory loss.
b.
this fatal disease attacks the peripheral nervous system.
c.
this nonfatal disease is characterized by severe memory loss.
d.
this nonfatal disease disrupts the central nervous system (cns

The right option is; D. This nonfatal disease disrupts the central nervous system (CNS)

Multiple sclerosis is a chronic autoimmune disease that disrupts the central nervous system. It affects the brain, spinal cord, and the optic nerves within the eyes. Multiple sclerosis can also result in problems associated with balance, vision, muscle control, and other body functions. The symptoms of multiple sclerosis vary in affected persons. They include; thinking and memory problems, muscle weakness, visual disturbances, and co-ordination and balance difficulties.