The answer is:
1. Christianity should be the basis of social reform.
At that time, those progressives believe that Christianity should be used as a moral standard that become the basis for future american laws. They fail to realized their goals since most Americans adopted the freedom of religion that protected under the first amendment of the constitution.
2. Political machines.
Political machines refers to a group of politicians that work under corporations' influence within the government body. They are working to pass the legislation that would be beneficial for these corporations in exchange for a certain amount of rewards.