Read the following context and choose the best option to answer the question.
Context: Windows is very happy to run a program automatically when a USB flash drive is inserted into a PC . How convenient , both for end users and for bad guys .
Question: Why would it be convenient for the bad guys ?
Options: 
A. Because bad guys can fix viruses off the USB drive .
B. None of the above choices .
C. Because bad guys can install an antivirus of the USB drive .
D. Because bad guys can run viruses off the USB drive .


D