easy · GMAT Verbal

Argument: A software firm released a major update to its flagship application last month. Internal data shows that the number of reported software crashes decreased by 40% compared to the previous month. The company concluded that the update successfully improved the stability of the software.

Which of the following, if true, most weakens the conclusion?

  1. The update was downloaded by a smaller share of users than the firm had projected before release.
  2. The firm simultaneously simplified the user interface, making it much more intuitive for new users.
  3. Several competitors released updates to their own applications during the same month the firm released its update.
  4. The crash-reporting feature in the application was accidentally disabled for half of the users in the new update.
  5. The majority of the software crashes in the previous month were caused by a single bug that affected only 5% of the user base.

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