First question: D- people who were living in America at the time, didn't want other people to come in and "steal their jobs". To me, nativism (at the time) was a pretty stupid thing, considering how many of the people who didn't want anyone else coming into the country, were immigrants themselves.
Second question: D is the closest answer, seeing as Roosevelt wanted to improve relations with Central and South America.
The Continental Congress established a new national government after gaining independence from Britain so each of the 13 new states would know what their powers were and what the powers of the national (central) government would be. The ARTICLES OF CONFEDERATION served as the basis of the new national government.
President of Guatemala who seized uncultivated land owned by United Fruit Company; his government was accused of communism by the US and was thus deposed by US-sponsored Castillo Armas