Pretty sure you have to pick the allusion that best describes the sentence.
Answer:
it presents an unanswered question
Explanation:
it's obvious because it says Then an adult voice said behind us: “What are you boys doing up here?” which is asking a question
To seek redress means to seek to right something that was unjust. In this sense it often means to gain satisfaction in response to a grievance or complaint about an unjust situation such as an undue loss or damages. Satisfying a redress may involve financial reparations or punishment in the case of violent crimes.
First, what is the title and author of the work to which you refer?