More than one hundred and fifty teachers are working hard in our school, ______ ages twentythree

______ fortyfive.[ ]

A. which, range to, between  

B. whose, range from, to

C. that, range for, and  

D. it, range with, to

位置管理功能使UTRAN知道处于PMM-CONNECTED状态下的MS的位置，如下定位级别在在UMTS中存在，但是在GPRS中不存在的是（）。

A.CELL

B.URA

C.RA

D.LAC