What do you expect to do with a Ph.D. in political science? Describe the course of graduate study that would best enable you to achieve your goal? Please limit your response to one page.

[compmeth]

How do you respond to this when you've already submitted an sop for the program. 

"What do you expect to do with a Ph.D. in political science? Describe the course of graduate study that would best enable you to achieve your goal? Please limit your response to one page."

[CarefreeWritingsontheWall]

Answer truthfully? They're basically allowing you an additional page where you can justify why you want to attend a PhD program.