Please help! “You have been asked to write an essay about the outcomes of the civil rights movement. Which of these is the most effective topic sentence for a paragraph in this essay?

Have you ever contributed to “social media outrage” (using your social media accounts to boost the anger about a contemporary issue by forwarding it, liking it, etc.) without stopping to think who might’ve originated the message or what the originator’s motives might’ve been? provide example.