Was being general and L&S has the majority of students. Just to point out there are many schools with admission reqs. it is not just elite private schools. Years ago it seemed it was two years with more being competitive. Parents should be aware of language requirements for instate and other likely schools when their kids start HS. UW makes it easy to use HS credits- no specific grades required. There is a placement test but, as the name implies, it is used for placement in a UW course for those wishing to continue and get college credit for HS work. More than anyone here cares to know.
Latin IS a language, even if not spoken by populations for many centuries.