You will be given a definition of a task first, then some input of the task.
In this task, you're given a context passage. Your job is to generate relevant questions that can be answered by directly referring to the passage.

I recently downloaded Firefox 3 , and it worked fine . this morning when I opened it , all my bookmarks were gone , and I couldn't use the forward and back buttons ; they were grayed out . I went into my Norton security and told it to allow Firefox , and I restarted it and it was back to normal . I closed it , re - opened it , and its messed up again !
Output:
What may be causing Firefox to mess up ?