<Li> Kien Giang 9 - 1 </Li> <Ul> <Li> New Year's Day Battle of 1968 </Li> <Li> Khe Sanh </Li> <Li> Coburg </Li> <Li> Tet Offensive </Li> <Li> 1st Saigon </Li> <Li> Hue </Li> <Li> 1st Quảng Trị </Li> <Li> Ban Houei Sane </Li> <Li> Lang Vei </Li> <Li> Lo Giang </Li> <Li> Hop Tac I </Li> <Li> Coronado XI </Li> <Li> Patrick </Li> <Li> Truong Cong Dinh </Li> <Li> Lima Site 85 </Li> <Li> Quyet Thang </Li> <Li> My Lai Massacre </Li> <Li> Carentan </Li> <Li> Pegasus </Li> <Li> Toan Thang I </Li> <Li> Burlington Trail </Li> <Li> Scotland II </Li> <Li> Delaware </Li> <Li> Allen Brook </Li> <Li> May Offensive </Li> <Li> Landing Zone Center </Li> <Li> An Bao </Li> <Li> Kham Duc </Li> <Li> Coral--Balmoral </Li> <Li> Mameluke Thrust </Li> <Li> Robin </Li> <Li> Thor </Li> <Li> Pocahontas Forest </Li> <Li> Somerset Plain </Li> <Li> Phase III Offensive </Li> <Li> Duc Lap </Li> <Li> Vinh Loc </Li> <Li> Maui Peak </Li> <Li> Meade River </Li> <Li> Speedy Express </Li> </Ul> <Li> New Year's Day Battle of 1968 </Li> <Li> 1st Quảng Trị </Li>

Which conclusion is most accurate based on the united states experience in the vietnam war