Welton Hotels Offers Excellent Opportunities to Advance Within the Company

Welton Hotels offers excellent opportunities to advance within the company. Just look at the current CEO, Melissa Johnson, who started her career as a housekeeper, progressed to managing the front desk, and is now in charge of the whole company.
Which one of the following statements, if true, would most weaken the reasoning above?

A) Welton's CFO also started at Welton in an entry-level position as a line cook.
B) Welton always posts open positions for their own employees before opening them for external applicants.
C) Welton requires all management, even experienced applicants, to briefly work in all of the departments they will manage.
D) Ms. Johnson worked for Welton Hotels for three decades before becoming the CEO.
E) Welton offers excellent benefits for its entry-level employees, hoping to decrease turnover.