11.rbo = new ReallyBigObject();12.//more code here13.rbo = null;14./*insert code here*/Which statement should be placed at line 14 to suggest that the virtual machine expend effort toward recycling the memory used by the objectrbo?()A.System.gc();B.Runtim

题目

11.rbo = new ReallyBigObject();12.//more code here13.rbo = null;14./*insert code here*/Which statement should be placed at line 14 to suggest that the virtual machine expend effort toward recycling the memory used by the objectrbo?()

A.System.gc();

B.Runtime.gc();

C.System.freeMemory();

D.Runtime.getRuntime().growHeap();

E.Runtime.getRuntime().freeMemory();


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