问一道GRE填空!
A----acceptanceofcontemporaryformsofsocialbehaviorhasmisledafewintobelievingthatvaluesinconflictwiththepresentageareforallpracticalpurposes------
Acasual--reliable
Bsuperficial--trenchent
Ccomplacent---superseded
Dcautious--redemptive
Eplaintive--redundant
请问下这个题目应该怎么分析?为什么不能是A?