Michael Schumacher won F1 world championships in 1994, 1995, then 2000-2004 (7 total). Year 1997 was between his 1995 and 2000 championships, and he was actually disqualified from the 1997 season after a controversial collision with Jacques Villeneuve. Options A (1995), C (2001), and D (2003) are all championship years.