Who won the 1993 French Supertouring Championship?

A. Frank Biela driving a Renault 5 GT Turbo for the ROC Compétition team
B. Jean-Louis Schlesser driving a Ford Mondeo for the Ford France team
C. Frank Biela driving an Audi 80 Quattro for the ROC Compétition team
D. Yvan Muller driving a BMW 318i for the BMW France team
Answer: 