The sense of the citizen of national then recognize and patriotic emotional state were strengthened by romanticism in which glorified love for one’s national heritage, the common connections of language, art, music, literature, history and the military confrontation to napoleon.
It is likely C, the Senate and the house of representatives...
The US borders Mexico, so if Mexico became a part of the axis powers the US would have to fear an attack on its mainland (from either Mexican forces or other axis forces stationed in Mexico), whereas if Mexico remained neutral the US mainland would be safe.