You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

Category: TV TITLE ROLES 
Clue: Orphaned 7-year-old Emmanuel Lewis
webster

Category: HEAVY MACHINERY 
Clue: By definition it's a machine that gives a surface an even degree of slope
grader

Category: COLLEGES 
Clue: Clemson University, named for John C. Calhoun's son-in-law, is a land-grant college in this state

south carolina