PLEASE ANSWER !! The Supreme Court case of Tinker Des Moines dealt with two students

PLEASE ANSWER !! The Supreme Court case of Tinker Des Moines dealt with two students who were suspended from school for wearing black armbands to protest the Vietnam War. Their parents sued the school district for violating the students' right to free speech , but it was determined by lower courts that the school district had the right to suspend them . When the Supreme Court reviewed the case, it decided that the school district did not have the right to suspend the students.

Which of these arguments is most likely to have influenced the dissent of the Supreme Court decision that the students had the right to wear the armbands to school ?

A. Students at the school were allowed to wear other controversial symbols
B. Previous court cases had ruled in favor of schools limiting students ' First Amendment rights.
C. The school's decision affected only some of the students who were wearing armbands .
D. The students lived in a town that had a large number of military draftees