What Is Meant by the Phrase,"Psychology Has a Long Past,but

 What is meant by the phrase,"Psychology has a long past,but a short history"? 

A) Although many negative events have characterized psychology's past, many positive events have occurred in recent years.
B) People have always been interested in explaining behavior, but psychology did not become a science until relatively recently.
C) Psychology has been a science for hundreds of years, but only recently has the general public become interested in it.
D) Although psychology has existed as a science for a very long time, it is being overshadowed by more exact sciences and will not likely survive beyond the current century.