interface Beta {} <br /> class Alpha implements Beta { <br /> String testIt() { <br /> return “Tested”; <br /> } <br /> } <br /> public class Main1 { <br /> static Beta getIt() { <br /> return new Alpha(); <br /> } <br /> public static void main( String[] args ) { <br /> Beta b = getIt(); <br /> System.out.println( b.testIt() ); <br /> } <br /> } <br /> What is the result?()  
A、 Tested
B、 Compilation fails.
C、 The code runs with no output.
D、 An exception is thrown at runtime.