Answer:
To make listener questioning about the practice of the laws. Are they really applying the laws of freedom for all?
Explanation:
Using all of these questions what Frederick is trying to show is that America is being hypocritical of its definition of freedom.
From the speech given by the speaker, he is of the opinion that he has nothing joyful to celebrate about the independence of the United States.
He refered to the country as a place that was built on the principles of freedom yet the same freedom is not extended to black men. The blacks were slaves in America at the time.
Read more on Frederick Douglas here: https://brainly.com/question/16024772