In order to be able to make an effective comparison it is important to determine whether your topics ?

In this excerpt, the characters describe the nature of

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.

How do the historical details in this passage support the authors' claim?