The Prescriber Has Ordered Neostigmine for a Patient with Myasthenia

The prescriber has ordered neostigmine for a patient with myasthenia gravis. What physiological process would be assessed to best assure patient safety and the long-term effectiveness of the medication therapy?

A) The patient's ability to raise the eyelids
B) The level of fatigue the patient generally experiences
C) Current skeletal muscle strength the patient possesses
D) The patient's current swallowing ability