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publicclassPlant{privateStringname;publicPlant(Stringname){this.name=name;}publicStringgetName(){returnname;}}publicclassTreeextendsPlant{publicvoidgrowFruit(){}publicvoiddropLeaves(){}}Whichistrue?()
A.Thecodewillcompilewithoutchanges.
B.ThecodewillcompileifpublicTree（）{Plant（）；}isaddedtotheTreeclass.
C.ThecodewillcompileifpublicPlant（）{Tree（）；}isaddedtothePlantclass.
D.ThecodewillcompileifpublicPlant（）{this（”fern”）；}isaddedtothePlantclass.
E.ThecodewillcompileifpublicPlant（）{Plant（”fern”）；}isaddedtothePlantclass.
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更多 “ publicclassPlant{privateStringname;publicPlant(Stringname){this.name=name;}publicStringgetName(){returnname;}}publicclassTreeextendsPlant{publicvoidgrowFruit(){}publicvoiddropLeaves(){}}Whichistrue?() A.Thecodewillcompilewithoutchanges.B.ThecodewillcompileifpublicTree（）{Plant（）；}isaddedtotheTreeclass.C.ThecodewillcompileifpublicPlant（）{Tree（）；}isaddedtothePlantclass.D.ThecodewillcompileifpublicPlant（）{this（”fern”）；}isaddedtothePlantclass.E.ThecodewillcompileifpublicPlant（）{Plant（”fern”）；}isaddedtothePlantclass. ” 相关考题
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