( )was frozen in December 2008 and this has been the basis for the first wave ofLTE equip

（ ）was frozen in December 2008 and this has been the basis for the first wave ofLTE equipment.LTE specifications are very stable，with and added benefit of enhancements having been introduced in all subsequent 3GPP Releases.

A.Release 1 B. Release 8C.Release 10 D. Release 15