a primary source is a source from the time and place of the event, like a photograph that was taken of a president from 1920. If it was something like a book written in 2015 about the picture from 1920, that would be a secondary source. Hope this helps!
Answer:
centralization.
Explanation:
Centralization is one of the methods used to increase a government's power during a war period. The others include increased military and internal enforcement spending and propaganda to shape the message reaching the masses.
Answer: gold, copper, and iron ore.