The second argument was including three case, Rosen is trying to explain the epistemic relativism with the case. First, the case 1 talking about Kate was standing on the “State Street”, her mind is very clear and she does not any special reason to suspect the street sign is wrong and nothing accurate than the street sign. Therefore, Rosen think that Kate should be really confident to believed that the street sign and she should not doubt the street sign. Second, the case 2 is talking about I need Kate to find me on the “Main Street”, or I will die at 12:00 AM. When Kate arrived at the Main Street, her eyes without any problem and the street sign is accurately to show she is on the street. And she has enough time to make sure the street name