$24.$Which of the following is true about NRZ $($non$-$return$-$to$-$zero$)$ representation?

A$.$ It is used with CAN bus.

B$.$ Neither logic $1$ nor logic $0$ can be represented by a zero voltage.

C$.$ It requires less bandwidth than the RZ $($return$-$to$-$zero$)$ representation.

D$.$ A and B are correct.

E$.$ A and C are correct.