In the Text, It Was Suggested That Many of the First

In the text, it was suggested that many of the first psychologists, including Wundt, who first set foot on the path through physiology later abandoned it because:

A) ordinary people were offended by the idea that they were just animals
B) they feared that if psychology became too physiological, it might lose its autonomy and become simply a part of physiology
C) as they got older and nearer death, they found could not abandon their religious belief in a soul and the promise of immortality
D) they became enthusiastic for mental testing and applied psychology, which do not depend on physiological concepts