When an Ethernet NIC has been configured by the OS to use half-duplex, the transmit pair of the twisted-pair cable usestransmissions, the receive pair in the cable uses transmissions, and the twisted-pair cable uses transmissions.
a. Simplex, half-duplex, half-duplex
b. Half-duplex, simplex, simplex
c. Simplex, simplex, half-duplex
d. Simplex, half-duplex, simplex