Considering the historian's use of source material which interpretation is
most valid?
a: a historian cites a series of secret cartoons drawn while germany
occupied france during world war ii in order to draw conclusions
about an underground resistance movement.
b: a historian uses a book written about world war ii in order to draw
conclusions about how the french were treated by german
soldiers
c: a historian uses an unidentified painting created in france during
world war il in order to draw conclusions about the attitudes of
french citizens
d: a historian cites a 2012 blog post written by a german citizen in
order to draw conclusions about the fear the french felt during
world war il

a

Explanation:

i think

i believe the answer is:

-   william jennings bryan is a democrat while mckinley was a republican

at that time, the segment of population that choose for democratic party were the voters with low economic background and vice versa

- william jennings has support of populists and wants to have inflation to farmers while mckinley has support of bankers and businessmen , doesn't want inflation

the fixed value of gold make the large business able to stack up their gold without   being worried that it would devaluated.

- william jennings supported the silver standard while mckinley supported the gold standard

according to jenning, using other metal beside gold could the poor people to have more purchasing power and them advance in the society.