Question: Was the University of Southern California Signed?
SQL: SELECT "Signed" FROM "2-12937301-12" WHERE "School" = 'University of Southern California';

Question: Was the University of Michigan Signed?
SQL: SELECT "Signed" FROM "2-12937301-12" WHERE "School" = 'University of Michigan';

Question: What is the University of Southern California's highest Round?
SQL: SELECT MAX("Round") FROM "2-12937301-12" WHERE "School" = 'University of Southern California';