Given the task definition, example input & output, solve the new input case.
In this task you will be given an answer to a question. You need to generate a question. The answer given should be a correct answer for the generated question.
Example: This list contains the top 25 accounts with the most followers on the social photo-sharing platform Instagram. As of May 2018, the most followed user is Instagram's own account, with over 235 million followers. Selena Gomez is the most followed individual, with over 137 million followers. Ten accounts have exceeded 100 million followers on the site.
Output: who has the maximum number of followers on instagram
The answer is talking about the Instagram accounts that have the most followers. The question asking about the maximum number of followers. So this is a good example.

New input case for you: The Canadian prime minister serves at Her Majesty's pleasure, meaning the post does not have a fixed term. Once appointed and sworn in by the governor general, the prime minister remains in office until he or she resigns, is dismissed, or dies. The lifespan of parliament was limited by the constitution to five years and, though the governor general may still, on the advice of the prime minister, dissolve parliament and issue the writs of election prior to the date mandated by the Canada Elections Act; the King -- Byng Affair was the only time since Confederation that the governor general deemed it necessary to refuse his prime minister's request for a general vote. As of 2007, with an amendment to the Elections Act, Section 56.1 (2) was changed to limit the term of a majority government to four (4) years, with election day being set as the third Monday in October of the 4th calendar year after the previous polling date.
Output:
how many years can the prime minister of canada serve