Which of the following were reasons for U. S. expansion? to obtain raw materials for industry
to secure new markets
to govern foreign nations
to create colonies in Africa

1. where does the energy of a nuclear power plant come from?

d) political bosses should not hold office

no options provided, here,but the answer to this question is often: a historian cites a japanese newspaper article published a year after the end of world war ii in order to draw conclusions about the effect of the war on the japanese economy.

clearly from the answer, the historian alludes to historical sources,and records to aid in analyzing and drawing conclusion on the effect of the war on the economy of japan.

i think the answer's are a) b) and c)