What Might Slow the Process of "Dying Back" of a Motor

What might slow the process of "dying back" of a motor neuron resulting from toxic insult?

A) Regular muscle stimulation, such as that which occurs in physical therapy
B) Administration of a specific antitoxin or antidote
C) Pharmacological treatment of an antibody against the toxin or toxicant
D) Placement of electrodes on the skin overlying the muscle to provide constant stimulation
E) Administration of anti-inflammatory drugs