B. You can be used as both. Here is an example. "You said you wanted this bear, so I got it for you." You is used as both a subject and object pronoun.
The example that demonstrates the idea of self-determination is C. The Youngster family attempts to move into an all-white neighborhood.
They eventually move into the neighborhood, following their dreams, despite Mr. Linder threatens, who tries to stop them from moving there since they are black.
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 character’s actions are steady and reliable