This task is about creating an unanswerable question based on a given passage. Construct a question that looks relevant to the given context but is unanswerable. Following are a few suggestions about how to create unanswerable questions:
(i) create questions which require satisfying a constraint that is not mentioned in the passage
(ii) create questions which require information beyond what is provided in the passage in order to answer
(iii) replace an existing entity, number, date mentioned in the passage with other entity, number, date and use it in the question
(iv) create a question which is answerable from the passage and then replace one or two words by their antonyms or insert/remove negation words to make it unanswerable.
Q: Passage: In addition to and independent of the division into suras, there are various ways of dividing the Quran into parts of approximately equal length for convenience in reading. The 30 juz' (plural ajza') can be used to read through the entire Quran in a month. Some of these parts are known by nameswhich are the first few words by which the juz' starts. A juz' is sometimes further divided into two hizb (plural ahzab), and each hizb subdivided into four rub al-ahzab. The Quran is also divided into seven approximately equal parts, manzil (plural manazil), for it to be recited in a week.
A:
What division of the Quran is unused for a month-long reading?