public class Test {  public enum Dogs {collie， harrier}；  public static void main（String [] args） {  Dogs myDog = Dogs.collie；  switch （myDog） {  case collie：  System.out.print（”collie “）； case harrier：  System.out.print（”harrier “）；  }  }  }  What is the result？（） 

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