The History of Abnormal Psychology Makes It Clear That ________

The history of abnormal psychology makes it clear that ________

A) the field can be profoundly changed and improved through individual effort.
B) international efforts in dealing with mental disorders are doomed to failure because there is no agreement on the definition of "disorder."
C) more domestic and fewer international efforts are needed.
D) we are no further today in understanding mental disorders than we were in the time of Pinel, Dix, and Beers.