How were the square deal and the new nationalism similar?

One of the important elements of his presidency was the Square Deal policy. ... Roosevelt's progressive ideas and his Square Deal Policy in relation to Control of the Corporations were demonstrated during the Anthracite Coal Strike of 1902 saw President Roosevelt act as a mediator during the bitter dispute.

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.

a historian researching the immigration policies of the early 1900s would expect a source written today,rather than in 1910 to :

( a ) be more interested in objective data and statistics.