Which disease is associated with mild tremors in one or more limbs, abnormally high levels of glutamate in the cerebrospinal fluid, and onset between the ages of 40 and 60?

A) amyotrophic lateral sclerosis
B) Guillain-Barre syndrome
C) myasthenia gravis
D) multiple sclerosis
E) Parkinson disease

Glutamate

A key amino acid that functions as a neurotransmitter in the brain, playing a role in learning and memory.

Cerebrospinal Fluid

A clear, colorless body fluid found in the brain and spinal cord, providing cushioning and nutrient transport.

Tremors

Involuntary, rhythmic muscle contractions that cause shaking movements in one or more parts of the body.