Which of the Following Situations Might Present a Logical Reason

Multiple Choice

Which of the following situations might present a logical reason for accepting a scientific claim made by a person who did not have appropriate credentials for making that claim?

A) The claim could be supported by other nonbiased and credentialed scientists who have conducted similar research and arrived at the same conclusion and been reviewed by their peers.
B) The claim could be supported by many other noncredentialed people who share the same ideas.
C) The claim could be supported because the person really,truly believes what he/she is saying is accurate from his/her own personal experiences.
D) The claim could be supported because certain celebrities have endorsed the idea presented by this particular researcher.