“First Amendment rights of students in the public schools are not automatically coextensive with the rights of adults in other settings, and must be applied in light of the special characteristics of the school environment. A school need not tolerate student speech that is inconsistent with its basic educational mission, even though the government could not censor similar speech outside the school.” Using the above quote, which action would be upheld by this decision?

Principal cancels the school’s end of the year field trip

Teachers are required to proofread all student newspaper articles

Students cannot speak in the hallways during class change

Students are no longer able to sign each other’s yearbooks