Answer: It is ironic that Mr. Summers puts on all the fun events. The reader would expect the lottery to also be a fun event, when really it is a horrific event.
Explanation: I did the quiz
Since bowl is of a concave shape (means bent inwards), then we need another pair of words that have the shape and the item/location having that sort of shape. So, in my opinion, the pair of words that has the same kind of relationship as the numbered pair is concave : bowl :: circuitous : maze, since maze is circuitous, just like a bowl is concave.
I have taken this same test and got a 100%. Your answer is Mrs. Jones admits that she has made mistakes and regrets. Hope I helped :)