This task is about writing a correct answer for the reading comprehension task. Based on the information provided in a given passage, you should identify the shortest continuous text span from the passage that serves as an answer to the given question. Avoid answers that are incorrect or provides incomplete justification for the question.

[EX Q]: Passage: However questions still remain, as some of the corrupt government officials have still not been brought to justice, while the many families who lost their only child, are still seeking compensation and justice to what had happened. According to the Times, many parents were warned by the government not to stage a protest under the threat of arrest. Question: Who has not been brought to justice?
[EX A]: corrupt government officials

[EX Q]: Passage: On 1 November 2013, international postal services for Somalia officially resumed. The Universal Postal Union is now assisting the Somali Postal Service to develop its capacity, including providing technical assistance and basic mail processing equipment. Question: What type of assistance does the postal union provide?
[EX A]: technical

[EX Q]: Passage: David Archuleta's performance of John Lennon's "Imagine" was considered by many as one of the best of the season. Jennifer Lopez, who was brought in as a judge in season ten, called it a beautiful song-moment that she will never forget. Jason Castro's semi-final performance of "Hallelujah" also received considerable attention, and it propelled Jeff Buckley's version of the song to the top of the Billboard digital song chart. This was the first season in which contestants' recordings were released onto iTunes after their performances, and although sales information was not released so as not to prejudice the contest, leaked information indicated that contestants' songs frequently reached the top of iTunes sales charts. Question: Which David Archuletta cover was thought to be the best of the season by many?
[EX A]:
John Lennon's "Imagine"