Concept:Surah Az-Zalzalah focuses on the events and accountability of the Day of Judgement.Explanation:The Surah describes the earth being shaken by a severe earthquake.It states that the earth will bring out its burdens.People will come forward in separate groups to see their deeds.Whoever does an atom's weight of good will see it, and whoever does an atom's weight of evil will see it.This clearly points to resurrection and divine judgement, not to other special occasions.Answer:B. day of judgement