单项选择题
Given a correctly compiled class whose source code is： 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
单项选择题 Aclassgames.cards.PokeriscorrectlydefinedinthejarfilePoker.jar.AuserwantstoexecutethemainmethodofPokeronaUNIXsystemusingthecommand：javagames.cards.PokerWhatallowstheusertodothis？（）
单项选择题 What is the result？（）
多项选择题 What two must the programmer do to correct the compilation errors？（）
