Question: What was the division when Jim O'Brien was the head coach and the team finished 2nd in the division?
SQL: SELECT "Div." FROM "2-15680241-2" WHERE "Div. Finish" = '2nd' AND "Head coach" = 'Jim O''Brien';

Question: What is the name of the conference that K. C. Jones was a head coach in?
SQL: SELECT "Conf." FROM "2-15680241-2" WHERE "Head coach" = 'K. C. Jones';