Explain the number of enrolled students and alumni

Question

For a major university, match each cost in the following table with the activity base most appropriate to it. An activity base may be used more than once, or not used atall.

Cost:

1. Financial aid office salaries
2. Instructor salaries
3. Housing personnel wages
4. Admissions office salaries
5. School supplies
6. Record office salaries

Activity Base:

1. Number of enrolled students and alumni
2. Student credit hours
3. Number of student/athletes
4. Number of enrollment applications
5. Number of stents living on campus
6. Number of financial aid applications