94J5 C
 The sequence BFEC, SFEC, ARQ best corresponds to which of the following sequences?
A. One-way communications to a single station, one-way communications to all stations, two-way communications.
B. One-way communications to all stations, two way communications, one-way communications to a single station.
C. One-way communications to all stations, one-way communications to a single station, two way communications.
D. Two way communications, one-way communications to all stations, two-way communications.
