A 42-year-old African American male presents to his doctor complaining of fatigue. He reports that he feels refreshed when he awakens in the morning, but becomes progressively more tired as the day...

A 42-year-old African American male presents to his doctor complaining of fatigue. He reports that he feels refreshed when he awakens in the morning, but becomes progressively more tired as the day continues. He denies shortness of breath, pallor, and recent weight loss. Tests reveal the he has myasthenia gravis caused by antibodies that bind to acetylcholine receptors of the neuromuscular junction, an example of what type of hypersensitivity?

A. Immediate hypersensitivity (Type I)

B. Cytotoxic hypersensitivity (Type II)

C. Immune complex hypersensitivity (Type III)

D. Cellular (delayed) hypersensitivity (Type IV)