Why would the growing support for the Populist Party have forced the other two parties to consider Populist demands? a. The two main parties feared that they would lose their voters to the Populists.

b. The Populists lobbied for the other two parties to support the farmers.

c. Populist voters switched to one of the two major parties in order to influence party platforms

d. The other two parties realized that they were not addressing farmers' concerns.