High school classes taken by accelerated students even if they’re not high school age yet do count, or it’d penalize advanced students. Most commonly these classes are algebra1, biology, and foreign language 1 taken in 8th grade.
If you reached level 4, take the foreign language subject test. If your score is under 700, take the next level; if you pass 700 Congratulations, you have proof of proficiency on top of reaching level 4. Remember that you may well have a foreign language placement test when you start college and it’s to your advantage to have gone through the highest level while in high school or planning to review before Orientation in college.