C. the increased demand for manufactured goods resulted in a lack
I dont know the answer to this question
One important advantage that primary soruces have over secondary sources is that primary sources offer a firsthand account of an event - b, which isn't the case with secondary sources. Although this leaves primary sources prone to being biased compared to secondary sources.
Answer:
1920s and early 1930 the Nazis gathered enough electoral support to become the largest political party in the Reichstag and Hitler blend of political acuity converted the party non majority but plurality status into effective governing power.
im probably wrong but this might help