If a Researcher's Initial Findings That a Particular Relationship or Effect

If a researcher's initial findings that a particular relationship or effect exists are not reliably demonstrated by other independent researchers,how are these initial findings thought of in the discipline of psychology?

A) As a deliberate,unethical attempt to falsify one's data
B) As an error or fluke in research
C) As a hoax or scam
D) As a real phenomenon that exists for some people but not for everyone