The words in paragraph 13 that indicate that the actions of Mr. Hooper (the minister) were very surprising to the congregation are:
It adds to the suspense of the situation because now, given the events that had shocked the congregation to their core, there now awaits in the reader's mind, an expectation for a resolution of this suspense of what the problem with Minister Hooper is.
Read more about the Minister's Black Veil here:
https://brainly.com/question/24812868