Which command line correctly runs Commander?

Given a correctly compiled class whose source code is:

1. package com.sun.sjcp;
2. public class Commander {
3. public static void main(String[] args) {
4. // more code here
5. }
6. }

Assume that the class file is located in /foo/com/sun/sjcp/, the current directory is /foo/, and that
the classpath contains “.” (current directory). Which command line correctly runs Commander?

A.
java Commander

B.
java com.sun.sjcp.Commander

C.
java com/sun/sjcp/Commander

D.
java -cp com.sun.sjcp Commander

E.
java -cp com/sun/sjcp Commander