In the political cartoon "The Open Road," we see the Progressive Party moving forward. We also see a group of people who are "walking" towards liberty, justice and equality (the goals that the Progressive Party wants to achieve). These people have labels on them, such as "poverty" and "child labor." These are the urban problems of the time that the Progressive Party wants to eliminate.
In the "Open Road" Cartoon, you can see people with writing on them. The writings say things like "Child Labor", "Worker for better social conditions", "Poverty" and "Old Age". So those are not wealthy citizens, nor are improvements and they aren't the ones causing trouble since they seem to be the ones in trouble. So the answer is: