Which were two pull factors that drove many European immigrants to America in both the 1600s and the early 1800s?

major famines and poverty available

land and economic opportunity

religious persecution and unfair treatment

available jobs and political problems

The answer is the third one. So its C.

The correct answer is religious persecution and unfair treatment

Religious persecution was always a problem in Europe in older times and numerous people fled to escape it. People like Protestants fled Catholic countries, and vice versa. Unfair treatment comes in various forms but it mostly revolved around the fact that the European countries were absolute monarchies and people were often treated bad.