"Dr. Montague was a doctor of philosophy, who had taken his degree in anthropology," and he felt like this would allow him to come closest to his true vocation. What is his true vocation?
a. "investigations being utterly unscientific"
b."the analysis of supernatural manifestations"
c."to borrow an air of respectability, even scholarly authority, from his education"
d. "to be compensated for...the publication of his definitive work on the causes and effects of psychic disturbances in a haunted house"