Wells performed a tooth extraction using nitrous oxide for doctors at Harvard Medical College. Why did Wells go home in disgrace?
A) At the time, physicians considered nitrous oxide to be an outdated form of anesthesia.
B) As a dentist, Wells was not respected by the medical doctors in his audience.
C) The patient, who was not fully anesthetized, cried out in pain during the extraction.
D) The patient, who agreed to help Wells, started laughing during the procedure.