In Science, What Would an Individual's Personal Experience or Endorsement

Question

In science, what would an individual's personal experience or endorsement be considered?
A) anecdotal evidence
B) circumstantial evidence
C) a primary source
D) a peer review

Accepted Answer

An individual's personal experience or endorsement would be considered anecdotal evidence in science. Anecdotal evidence is based on personal observation or experience, which may be unreliable or biased and is therefore not considered strong scientific evidence.