Select from the following. (A). No; (B). Yes;

I am verifying the answers generated by an automatic system to the following question: what are the reasons for historical change Suggested answer: Stories common to a particular culture, but not supported by external sources (such as the tales surrounding King Arthur ) are usually classified as cultural heritage or legends , because they do not support the "disinterested investigation" required of the discipline of history. Should I validate this answer?
Answer:
(A).