You Have Downloaded the Latest Driver for a Scanner That

Multiple Choice

You have downloaded the latest driver for a scanner that is already installed on your computer. The computer runs on the 64-bit version of Windows 10. While you are trying to install the driver, you encounter a message that windows cannot verify the publisher of this driver software.
Why do you think the computer displayed this message?

A) The device driver does not have a valid digital signature.
B) The device driver has been altered after it was digitally signed.
C) The device driver has been affected by a malicious program.
D) The device driver was successfully installed.