Which of these vehicles is the most expensive car ever sold at a classic car auction?
A. 1964 Ferrari 275 GTB/C Speciale by Scaglietti
B. 1954 Mercedes-Benz W196
C. 1962 Ferrari 250 GTO
D. 1967 Ferrari 275 GTB/4*S NART Spider
E. 1957 Ferrari 250 Testarossa
