A Britain's 4G network is intended to handle more data than the current 3G networks.
B Britain's 4G network is most likely to frustrate smartphone users since it is only slightly faster than the current 3G networks.
C by 2013, all Britain's 3G networks will have been replaced by 4G networks.
D Britain's 4G network is as fast as current 3G networks but it can handle far more data.
E during the trial phase, Britain's 4G network is expected to provide high-speed internet connection to nearly 22 million users.