Only by skillful and hard work can you create amazing results. The business manager of a company has achieved extraordinary results, which shows that the business manager has practiced skillful and hard work. Which of the following inference structures is formally identical to the above reasoning? ['If a person commits a crime, then he will be subject to criminal punishment, and Zhang will be criminally punished, which shows that Zhang has committed a crime.', 'This plant can only bear fruit if it blooms, this year it has not bloomed, so it will not bear fruit.', 'Only those who pass the National Unified Judicial Examination can engage in the profession of lawyers. Xiao Li is engaged in the legal profession, so Xiao Li has passed the National Unified Judicial Examination.', 'This grape can only get a good harvest under specific soil and climatic conditions. Now this grape does not get a good harvest, indicating that there is no such specific soil and climatic condition.']