Which statements about 802.1x and RADIUS is TRUE?
A . 802.1x and RADIUS are different names of the same technology.
B . 802.1x is a technological system, in which RADIUS is included.
C . 802.1x and RADIUS are different technologies, but they are often used together for user access control.
D . 802.1x and RADIUS are different and are not used together.
Answer: C