The author's prior knowledge with some opinions from others
Expecting this inquiry is alluding to the early experiences between the pilgrims and the Wampanoags, depicted close to the start of the second book, the most essential part of the story is the experience with Samoset. Samoset approaches them "bouldly" and talks in "broken English," which they wonder about. He took in English from anglers who had beforehand gone to the area.
I think it it a fragment by think I mean I think I know the sentence
I believe “Is that blood on me or blush?” :)