is this Constitutional?

which admendment did it violate?

Add-ons Help Last edit was 2 minutes Arial 10 + BIUA COW 4 5 . 6 Judicial Review 8. Grant was a high school student. School officials searched his backpack suspecting he had cigarettes. The officials discovered cigarettes, a small amount of marijuana, and a list containing the names of students who owed Grant money. Grant was charged with possession of marijuana. Is it Constitutional? If not, which Amendment did it violate