In 1966, Nurses at a Hospital Were Contacted Over the Phone

In 1966, nurses at a hospital were contacted over the phone by a ""doctor"" that they did not know and asked to administer an unauthorized drug to a specific patient. The results of this study showed that:

A) Few of the nurses obeyed because these orders violated their workplace norms.
B) Most of the nurses immediately prepared to obey.
C) Those nurses with greater medical training were less likely to obey.
D) Nurses were more likely to obey when they knew the drug could not harm the patient.