What is the result？（）https://assets.asklib.com/images/image2/2018080111454766640.jpg

A . X， followed by an Exception. B . No output， and an Exception is thrown. C . Compilation fails due to an error on line 14. D . Compilation fails due to an error on line 16. E . Compilation fails due to an error on line 17. F . X， followed by an Exception， followed by B

A . An exception is thrown at runtime. B . Compilation fails because of an error in line 7. C . Compilation fails because of an error in line 4. D . Compilation succeeds and no runtime errors with class A occur.

A . Compilation fails. B . An exception is thrown at runtime. C . The variable first is set to null. D . The variable first is set to elements[0].

A . b,3 B . b,8 C . b,13 D . f,3 E . f,8 F . f,13 G . Compilation fails. H . An exception is thrown at runtime.

A . Line 26 prints "a" to System.out. B . Line 26 prints "b" to System.out. C . An exception is thrown at runtime. D . Compilation of class A will fail due to an error in line 6.

A . Mr. John Doe B . An exception is thrown at runtime. C . Compilation fails because of an error in line 12. D . Compilation fails because of an error in line 15. E . Compilation fails because of an error in line 20.

A . 1 B . 2 C . 12 D . Compilation fails. E . No output is produced. F . An exception is thrown at runtime.

A . Compilation fails. B . An exception is thrown at runtime. C . The code executes normally and prints "foo"； D . The code executes normally， but nothing is printed.

A . w-f B . f-p，w-f C . w-f，b-f D . f-p，w-f b-f E . Compilation fails. F . An exception is thrown at runtime.

A . 2 B . 24 C . 234 D . 246 E . 2346 F . Compilation fails.

A . The file will compile without error. B . Compilation fails. Only line 7 contains an error. C . Compilation fails. Only line 12 contains an error. D . Compilation fails. Only line 13 contains an error. E . Compilation fails. Only lines 7 and 12 contain errors. F . Compilation fails. Only lines 7 and 13 contain errors. G . Compilation fails. Lines 7， 12， and 13 contain errors.

A . collie B . harrier C . Compilation fails. D . collie harrier E . An exception is thrown at runtime.

A . foofoofoofoofoo B . foobarfoobarbar C . foobarfoofoofoo D . foobarfoobarfoo E . barbarbarbarbar F . foofoofoobarbar G . foofoofoobarfoo

A . [1， 2， 3， 5] B . [2， 1， 3， 5] C . [2， 5， 3， 1] D . [5， 3， 2， 1] E . [1， 3， 5， 2] F . Compilation fails. G . An exception is thrown at runtime.

A . Compilation of class A fails. B . Line 28 prints the value 3 to System.out. C . Line 28 prints the value 1 to System.out. D . A runtime error occurs when line 25 executes. E . Compilation fails because of an error on line 28.

A . hi hi B . hi world C . world world D . Compilation fails. E . An exception is thrown at runtime.

A . end B . Compilation fails. C . exception end D . exception test end E . A Throwable is thrown by main. F . An Exception is thrown by main.

A . 2，1，0 B . 2，1，1 C . 3，2，1 D . 3，2，2 E . Compilation fails. F . An exception is thrown at runtime.

A . The code runs with no output. B . An exception is thrown at runtime. C . Compilation fails because of an error in line 20. D . Compilation fails because of an error in line 21. E . Compilation fails because of an error in line 23. F . Compilation fails because of an error in line 25.

A . Afoo，Afoo B . Afoo，Bfoo C . Bfoo，Afoo D . Bfoo，Bfoo E . Compilation fails. F . An exception is thrown at runtime.

A . 3， 2， 1 B . 1， 2， 3 C . Compilation fails. D . The code runs with no output. E . An exception is thrown at runtime.

A . Compilation fails. B . An exception is thrown at runtime. C . The code executes normally and prints "bar". D . The code executes normally， but nothing prints.

A . 7 B . 49 C . 343 D . Compilation fails. E . An exception is thrown at runtime.

A . peep B . bark C . meow D . Compilation fails. E . An exception is thrown at runtime.