Without feeling abashed by my ignorance, I confess that I am absolutely unable to say. In the absence of an appearance of learning, my answer has at least one merit, that of perfect sincerity.
Politics begin where the masses are, not where there are thousands, but where there are millions, that is where serious politics begin.
Nowadays people seem to switch schools, either because they have to, and certain schools only serve certain grades, or because they move to a different place or have some particular interest, but I was in the same school for 13 years.