When a company publicly recruited this year, the average number of applicants for each position decreased by 10% compared to last year. As a result, the company's appeal to job seekers has decreased. Which of the following can weaken the above inference most? ['The number of new graduates nationwide this year is about 10% lower than last year.', 'The number of civil servants registered in the country and provinces has increased this year compared with previous years.', 'Five of the positions the company has recruited this year have raised employment standards.', 'The company has recruited more candidates for some positions this year than last year.']