How many ARFCNs can an operator use if allocated 15 MHz uplink and 15 MHz downlink (minus one for guardband)? ()
A:14 ARFCNs
B:15 ARFCNs
C:29 ARFCNs
D:75 ARFCNs
E:74 ARFCNs
出自:中国移动网络维护生产岗位