You have a customer using a 64-bit Windows Vista computer who tries to run a program and gets an error message saying the program cannot start or run due to incompatibility with 64-bit versions of Windows. What happened?
A. He’s trying to run a 32-bit program on 64-bit Windows Vista.
B. He’s trying to run a 32-bit program using 64-bit device drivers on 64-bit Windows Vista.
C. He’s trying to run a 64-bit program using 32-bit device drivers on 64-bit Windows Vista.
D. He’s trying to run a program that is only compatible with Windows 2000 on 64-bit Windows Vista.
