When Attempting to Answer Questions About How the Mind Works,how

When attempting to answer questions about how the mind works,how did the classical Greek philosophers compare to the psychological researchers at the end of the nineteenth century?

A) The philosophical approach was actually more scientific.
B) The philosophical and psychological approaches were essentially identical.
C) Only the psychological researchers applied laboratory techniques from other sciences.
D) Only the classical Greek philosophers realized that such questions could never really be answered.