Did you know that students and professors alike need to be certified for each type of soldier they lead? If you want to be certified for a new type of soldier, you'll need to take a Certification Exam.
In order to become new class, you or students will need to take the certification exam given in week four of the month. Try visiting the proctor in the fourth week of the month.
  1. Accept the quest from Lysithea.
  2. Take a certification exam during Week 4.
  3. Report to Lysithea.
So, you took the certification exam. You may want to recommend having some of the students take the test if you see something special in them.