Northern and southern farmers' alliances had different views on:
a. protective tariffs
b. use of fertilizers
c. sources for machinery
d. agreements with railroads

Answer

A. Protective tariffs

Explanation

Farmers' Alliance, an American agrarian development amid the 1870s and '80s that looked to improve the financial conditions for farmers through the formation of cooperatives and political promotion. The development was comprised of various neighborhood associations that blended into three substantial groupings.  

Proponents of the political goals of the Farmers' Alliance associations found that, while they had the capacity to accomplish a few triumphs in nearby races, they were unfit to impact change on a national scale. Pioneers of the Farmers' Alliance subsequently in 1892 established an ideological group, the People's, or Populist, Party, to seek after these objectives, and the Farmers' Alliance blurred away.

i think its the outcome of people's preferences.

there is no photo, therefore i can not answer your question.