A.Nomination
B.restriction
C.Turn-Taking
D.topic control
E.Topic shifting
F.Repair
G.Termination
![ANominationBrestrictionCTurnTakingDtopic ControlETopic ShiftingFRepairGTermination class=](https://ph-static.z-dn.net/files/dd0/545db3093e80f0daba4fcee8f14255a7.jpg)