Which of the following BEST describes the term war driving?

Which of the following BEST describes the term war driving?

A.
Driving from point to point with a laptop and an antenna to find unsecured wireless access points.

B.
Driving from point to point with a wireless scanner to read other users emails through the access point.

C.
Driving from point to point with a wireless network card and hacking into unsecured wireless access points.

D.
Driving from point to point with a wireless scanner to use unsecured access points.