In 1973, rosenhan performed a study in which eight healthy adults were admitted to a psychiatric hospital. what did this study demonstrate?

During the experiment, 80 people checked themselves into mental hospitals and considered the circumstances therein. Perhaps the most significant finding of the study was that not a lone one of the healthy adults was recognized as such. Most of them were detected with schizophrenia. 

answer; i believe that the correct answer is (d); // supercontinent

if you are on the computer you can not take a picture but you can upload one but i am not sure about phones but i'm pretty sure it's the but to upload one just click the paper clip looking thing/ link thingy thing and upload a pic