That Thieves Select German Cars Indicates That Auto Theft Is

That thieves select German cars indicates that auto theft is rational because:

A) parts on Germans cars are not etched with identifying codes.
B) German cars usually have high-quality audio equipment.
C) German cars can be cheaply shipped to Europe where they are in high demand.
D) VIN (vehicle identification numbers) codes are not as easily traced as VIN codes on American autos.