How does Kerry Young use imagery in Pao: A Novel?

Imagery:

"...in the old days everybody could see that it was the British that was responsible for the slavery, whereas now it seem like we are the ones responsible for this mess we in. Nowadays it hard to see how we being controlled by foreign powers because this new kind of imperialism come wrapped in a cloak that look like help."

"It feel good to watch the smoke curl outta the window and drift away on the gentle afternoon breeze."

"Whatever service you providing for them you get the same look, like they think you a cockroach and you lucky they don't just lift up their foot and pulp you."