Citizens picketing in front of a school asking for higher pay for teachers is an example of people: "Working for a social cause" (Option A).
What is a social cause?
A social cause is an issue that affects a large number of persons in a community and the action that people take to solve those problems.
In the case above, the social problem is low pay for teachers, and the cause is the action of picketing in front of a school.
Learn more about the social cause at:
https://brainly.com/question/741324
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