I believe it's punctuated correctly.
It has a comma before the conjunction (or "but") and it has a period at the end.
So the statement is true! :)
The FIRST ONE and the THIRD ONE, hope this helped.
Higgins is the one who says those words, and the correct answer is:
Higgins has seen the Hills outside the theater but does not yet remember.
The correct answer is: It gives an intimate view inside the main character
The main character's point of view and the way he is said to relate to what is around him, through his preferences, his perceptions, his senses, bring to the story a more intimate view of this character. Excerpts like "I never seem able to" or "my ability" show strengths and weaknesses of the character. His strength was to be a good listener, his weakness would perhaps be his shyness or sense of inability to comment.
He is a United States solider who embraces the opportunity to fight and defeat communists forces in Vietnam.