未知题型

A.classBaseClass{2.privatefloatx=1.of;3.protectedfloatgetVar(){returnx;}4.}5.classSubClassextendsBaseClass{6.privatefloatx=2.Of;7.//insertcodehere8.}Whichtwoarevalidexamplesofmethodoverridingwheninsertedatline7?()
A.floatgetVar(){returnx;}
B.publicfloatgetVar(){returnx;}
C.publicdoublegetVar(){returnx;}
D.protectedfloatgetVar(){returnx;}
E.publicfloatgetVar(floatf){returnf;}
【参考答案】

B, D

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