Question: Which T.C. has a Year larger than 2007, and a D.C. of 21st?
SQL: SELECT "T.C." FROM "2-16140284-1" WHERE "Year" > 2007.0 AND "D.C." = '21st';

Question: What kind of D.C. has Races smaller than 20, and Points larger than 0, and Drivers of Christian Vietoris, and Wins of 1?
SQL: SELECT "D.C." FROM "2-16140284-1" WHERE "Races" < 20.0 AND "Points" > 0.0 AND "Drivers" = 'Christian Vietoris' AND "Wins" = 1.0;

Question: Which Races has a T.C. of 3rd, and a D.C. of 7th?
SQL: SELECT MIN("Races") FROM "2-16140284-1" WHERE "T.C." = '3rd' AND "D.C." = '7th';