Answer:
1 • Not to speak (specifically, the right not to salute the flag). ...
2 • Of students to wear black armbands to school to protest a war ("Students do not shed their constitutional rights at the schoolhouse gate.").. ..
3 • To use certain offensive words and phrases to convey political messages.
The theme is mostly always in the first sentence or last sentence, for this one, it is the first sentence, “long-term governments should not be changed lightly.” So the answer would be C.
You posted this question three times.
What topics did you pick and I can write it for you