多项选择题
A JavaBeans component has the following field: 11. private boolean enabled; Which two pairs of method declarations follow the JavaBeans standard for accessing this field?()
A.A B.B C.C D.D
A. An exception is thrown at runtime. B. r, e, o, C. Compilation fails. D. r, t, t,
A. The code runs with no output. B. Compilation fails. C. An exception is thrown at runtime. D. ClassC is displayed.