Final answer:
Multiple sclerosis (MS) is a neurological disorder that affects the central nervous system. Common manifestations of MS include decreased visual acuity, muscle weakness or rigidity, and a shuffling gait.
Step-by-step explanation:
Multiple sclerosis (MS) is a neurological disorder that affects the central nervous system. Common manifestations of MS include decreased visual acuity, muscle weakness or rigidity, and a shuffling gait. However, fasciculations of the face are not typically associated with MS.
The most related to the choices provided would be decreased visual acuity, given that vision problems are a common manifestation of MS. Other symptoms can include fatigue, weakness of arms and legs, loss of balance, and neuropathy, which manifests as tingling or numbness in the extremities.