The best answers are A and C (they claimed vast areas of land for Spain and they brought much financial gain to Spain).
Shortly before the Civil War, Rockefeller and a partner established a shipping company in Cleveland, Ohio. The company made so much money during the war. In 1863, he and his partner invested in another business that refined crude oil from Pennsylvania into kerosene for illuminating lamps.
One of the major ways in which Italian artists used the ideas of the humanist movement in their works is that they focused literally on the human body and mind as opposed to God and the Church--especially in the realm of painting and sculpture.
Its either between A and B, most likely A
The Democratic Party and The National Republican Party emerged after the 1824 election. Good luck!