1. public class Except

1. public class Exception Test {  2. class TestException extends Exception {}  3. public void runTest（） throws TestException {}  4. public void test（） /* Point X */ {  5. runTest（）；  6. }  7. }  At Point X on line 4， which code is necessary to make the code compile？（）  

• A No code is necessary.
• B throws Exception
• C catch （ Exception e ）
• D throws RuntimeException
• E catch （ TestException e）