I think that it is "It reinforces the idea that without equality in the US, the idea of a free society is a joke."
Identifying the author's purpose is an important part of reading comprehension. ... It's sort of like setting a purpose for comprehension. In general, there are 3 basic reasons for an author to write something: to persuade their reader, to inform their reader, or to entertain their reader. Maybe like C
Support the life of cows that meows like a little kitty
Hope this helps