______ marks the turning point of American Civil War A.The Homestead ActB.Battle of GettysburgC.Saratoga VictoryD.The battle of Lexington请帮忙给出正确答案和分析,谢谢!
The United Kingdom of Great Britain and Northern Ireland set up diplomatic relation with China inA.January 1979 B.March 1972 C.October 1970 D.June 1979 请帮忙给出正确答案和分析,谢谢!