Subsequent to Motor Neuron Degeneration in Charcot-Marie-Tooth Disease,muscles Begin to Weaken

Multiple Choice

Subsequent to motor neuron degeneration in Charcot-Marie-Tooth disease,muscles begin to weaken and degenerate as well.What is the likely cause?

A) Muscles will atrophy if they don't receive regular stimulation from motor neurons.
B) Muscles require healthy Schwann cells for myelination as well.
C) Muscles contain large numbers of mitochondria.
D) Toxins leak out from the dying motor neurons onto the muscles.