题目选项分析

From 2005 to 2009, over 80% of graduates from Zenith University were able to secure employment within their first six weeks of graduation. Prospective engineering students should therefore choose Zenith University, if they want to be employed within six weeks of graduating.

Which of the following, if true, would most strengthen the argument?

【选项】Some who earned a humanities degree were not employed six months after graduating from Zenith University.