What complaints does the speaker have about the railroads industry, and how did the grangers translate their discontent into political solutions?

The answer is d) lindbergh baby kidnapping

Awould be the correct answer

The russian empire, the french third republic, and united kingdom of great britain and ireland

Since most of the industry is in the north the protective tariffs would mostly benefit the north and since the south depends on its exports of cotton the protective tariff would hurt the south