What Is a Plausible Reason That, as a Treatment, Regularly

What is a plausible reason that, as a treatment, regularly ablating the glial scar will still not result in full recovery of function in a spinal cord injury?

A) Such surgery would deplete neurotrophic and neuroprotective factors.
B) Reactive glial cells will increase scars and gliosis in response to such an intervention.
C) Reactive glial cells will increase their proliferation and therefore, the scars and gliosis in response to such an intervention.
D) The correct timing of when to ablate the scar is unknown.
E) The correct amount to ablate is unknown.