How did the farmers' alliance contribute to the rise of the populist movement?
a. it adopted political machine tactics to pass farm-friendly legislation.
b. it introduced cooperatives that farmers pool their resources.
c. it united farmers from many different parts of the country into a single
movement.
d. it encouraged farmers to adopt mechanization and new practices such as
clear-cutting

The Farmers' Alliance contributed to the rise of the Populist movement by uniting farmers from many different parts of the country into a single movement.

Explanation:

The Populist Movement was a result of the Farmers' Alliance policies of political activism for the good of the farmers of the country. The movement culminated in the unification of separate farmers' communities and also the birth of the Populist Party which gained popularity among the farmers.

i think the answer is a and i hope this ; ))