单选题A class games.cards.Poker is correctly defined in the jar file Poker.jar. A user wants to execute the main method of Poker on a UNIX system using the command：java games.cards. Poker What allows the user to do this？（）Aput Poker.jar in directory /stuff/java， and set the CLASSPATH to include /stuff/javaBput Poker.jar in directory /stuff/java， and set the CLASSPATH to include /stuff/java/*.jarCput Poker.jar in directory /stuff/java， and set the CLASSPATH to include /stuff/java/Poker.jarDput Poker.jar in directory /stuff/java/games/cards， and set the CLASSPATH to include /stuff/java
单选题
A class games.cards.Poker is correctly defined in the jar file Poker.jar. A user wants to execute the main method of Poker on a UNIX system using the command：java games.cards. Poker What allows the user to do this？（）
A
put Poker.jar in directory /stuff/java， and set the CLASSPATH to include /stuff/java
B
put Poker.jar in directory /stuff/java， and set the CLASSPATH to include /stuff/java/*.jar
C
put Poker.jar in directory /stuff/java， and set the CLASSPATH to include /stuff/java/Poker.jar
D
put Poker.jar in directory /stuff/java/games/cards， and set the CLASSPATH to include /stuff/java
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