Sudden Insight. The character has had a realization of something important.
The answer is number 4) These numbers show that teenagers care about others.
Sentences 1-3 show evidence to support the main argument, which is that teenagers help others. Sentence 1 gives an individual example, and on sentences 2 and 3, it presents statistical data.
The theme of "The Black Ball" that depends on having a Modernist narrator is that it is not good to be behind the black ball (eight ball) in pool, and in life, African Americans needed to play a game like pool, just to stay out of trouble. The ball is white represents who had a nice life and had the power because whites had all the power, yet with the changing times, the ball’s color might change too, just like the discrimination because Caucasians and African Americans.