A famous law school has a reputation as being very difficult, and only students with the most stellar academic records from prestigious undergraduate institutions apply to the school. Many of these students are accepted, graduate on time, and go on to find high-paying jobs at large law firms. Which of the following terms best explains the results of the potential applicants' self-selection?

	a.	Base rate
	b.	Selection ratio
	c.	Data quality
	d.	Decision scope