题目选项分析

A researcher studying corporate executives found that they tend to have "take charge" personalities, with the predominant traits of assertiveness, decisiveness, and self-confidence. The researcher concluded that people who are more "take charge" than the average person are more likely to become corporate executives.

Which of the following, if true, most seriously weakens the researcher`s conclusion?

【选项】When working on charitable or community projects, corporate executives often use their ability to make decisions and lead people to make those projects successful.