advanced-placement - n. the placement of a student in a high school course that offers college credit if successfully completed.
boarding school - n. a school where students reside during the semester.
chartered - adj. allowed to work in a certain job because you have passed a test or qualified in some other way
diploma - n. a document which shows that a person has finished a course of study or has graduated from a school
enrollment - n. to be entered as a member of or participant in something
maintain - v. to cause something to exist or continue without changing
revenue - n. money that is made by or paid to a business or an organization
trend - n. a way of behaving, proceeding, etc., that is developing and becoming more common
vice-versa - adv. with the main items in the preceding statement the other way around.