Hello. You did not enter the text to which this question refers, which makes it very difficult to answer it exactly. However, I will try to help you in the best possible way.
As you showed that the word "author" in line 10 was used as a proper noun, we can consider that the same word in line 4 was used in a general way and did not specify an exact person. This is because proper nouns are terms used to specify something or someone, as the question states that the word "author" was not used with the same meaning in line 4, we can consider that this is the difference.
Government should serve the people
Answer:
Excuse me, is that a question?
The correct answer is <span>mexico refused to trade land for peace.
Eventually they had to trade the land since the war ended in what is considered by many a stalemate. Of course, the United States got a lot of territories so it was a good stalemate for them and nowadays it is considered to be a victory. Texas also became sovereign and independent.</span>