The answer is: The first-edition tales influenced folklorists to trust one another to gather authentic tales of living conditions.
He was known for his historical writings. About the Pilgrims. Hope that helped
Please give more information, what is the part A question, what your answer was and your answer options
You cannot put any sort of endmark (period, question mark, or exclamation point) here because it is not a complete sentence. Complete sentences must have a subject and a predicate. You can tell there's not even a verb here, so this is just a fragment, and we would have to use a comma.
a. Very truly yours,