Nancy has just been diagnosed with multiple sclerosis. As the disease progresses, neural communication from the brain to some of her muscles may slow down and she could lose some muscle control as a result of the degeneration of the:

Nerves.

Explanation:

The brain is becoming slower and so the nerves are affected causing some degeneration of the nerves.

answer; i believe that the correct answer is ( sober );

a problem could be dealing witj emotional stress..all of these factors contribute to emotional stress.