Class
by Helen Igbojionu
1. teachers
1.1. Tutors
1.2. Professor
1.3. TA's
2. student
2.1. Gender
2.1.1. Male
2.1.2. Female
2.2. Age
2.2.1. 17-18,18-21,21-up
2.3. Major
2.3.1. HDFS,IST, PREMED, ECT
3. Environment
3.1. size
3.1.1. small,medium, large classes