Answer:
C.He is showing that he has not traveled in a long time.
Explanation:
By stating that "I knew the changes only from books and newspapers", we know that the character hasn't gone to different areas in America in the recent years. He might not have left town for quite a long time.
Answer:
A. People are motivated by their own fears and selfish desires.
Explanation:
The Option A: "People are motivated by their own fears and selfish desires." truly shows the main theme of the text. It definitely shows what people are motivated to do.