A UNIX user named Bob wants to replace his chess program with a new one， but he is hot sure where the old one is installed. Bob is currently able to run a Java chess program starting from his home directory /home/bob using the command： java -classpath /test：/home/bob/downloads/* .jar games.Chess Bob‟s CLASSPATH is set （at login time） to： /usr/lib：/home/bob/classes：/opt/java/lib：/opt/java/lib/* .jar What is a possible location for the Chess.class file？（）

A. /test/Chess.class
B. /home/bob/Chess.class
C. /test/games/Chess.class
D. /usr/lib/games/Chess.class
E. /home/bob/games/Chess.class
F. inside jarfile /opt/java/lib/Games.jar （with a correct manifest）
G. inside jarfile /home/bob/downloads/Games.jar （with a correct manifest）