D. The social context of the 1960's discouraged innovation and exploration because people were afraid of new technologies and feared being overrun by space aliens.
Answer:
Lincoln Vows to care for those injured by the war.
Explanation:
he says, "to care for him who shall have borne the battle and for his widow and his orphan" showing that he wants to care for the injured in the war and restore peace.
I would say the answer is "harbor". This word is usually used as a noun; but in this case, it is a verb that means to provide shelter to someone or something, to keep someone safe, but also to have something in mind and think about it. This word is purposefully chosen and fits into Whitman's well-intended, philanthropic and inclusive worldview.
D. The American economy soared as a result of the war.