The United States vs the Amistad what describes the two district parts

The economic boom of the roaring twenties coincided with, and was partly fueled by a) the end of wwii b) the birth of consumer culture c) the beginning of the coolidge presidency d) the end of prohibition

Is there a difference between seeing and knowing?

What does the author means by "string-along songs about razor blades" (champion of the world- maya angelou)