單項選擇題

TTACHREQUEST，ATTACHACCEPT分別包含于哪條空口RRC消息內(nèi)：（）

A.RRC CONNECTION REQUEST，RRC CONNECTION SETUP
B.RRC CONNECTION SETUP，RRC CONNECTION SETUP COMPELTE
C.RRC CONNECTION SETUP COMPELTE，RRC CONNECTION RECONFIGURATION
D.RRC CONNECTION RECONFIGURATION，RRC CONNECTION SETUP RECONFIGURATION COMPELTE

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