I think the answer they are looking for there is "Military".
The answer is: 3. Johnson defends the right of all people to vote and believes the existing laws are not clear enough for voters to understand them.
President Lyndon B. Johnson addressed to the congress a meeting to discuss the voting right, claiming for equal voting rights, he uses the fifteenth amendment, where after the civil war the right to vote was gave to all the citizens regardless the race or skin color.
Answer:
He had lived a very long time with death and was a little
detached. We were all a little detached, and there was nothing that held us together except that we met every afternoon at the hospital
We felt held together by there being something that had happened that they, the people who disliked us, did not understand
Explanation:
The first sentence describes how the war affected the men psychologically as they had all stayed with death for too long and were detached, in a way from their immediate surrounding with the only thing holding them together being the visits to the hospital.
The second sentence that reflect the theme of psychological alienation caused by war was the statement about being held together and not being understood by the people who disliked them.