78 A developer is creating a class Book, that needs to access class Paper. The Paper class is deployed in a JAR named myLib.jar. Which three, taken independently, will allow the developer to use the Paper class while compiling the Book class? (Choose Three.) 

 1. The JAR file is located at $JAVA_HOME/jre/classes/myLib.jar. 

 2. The JAR file is located at $JAVA_HOME/jre/lib/ext/myLib.jar. 

 3. The JAR file is located at /foo/myLib.jar and a classpath environment variable is set that includes /foo/myLib.jar/Paper.class. 

 4. The JAR file is located at /foo/myLib.jar and a classpath environment variable is set that includes /foo/myLib.jar. 

 5. The JAR file is located at /foo/myLib.jar and the Book class is compiled using javac -cp /foo/myLib.jar/Paper Book.java 

 6. The JAR file is located at /foo/myLib.jar and the Book class is compiled using javac -d /foo/myLib.jar Book.java 7. The JAR file is located at foo/myLib.jar and the Book class is compiled using javac -classpath /foo/myLib.jar Book.java
(A) 123
(B) 247
(C) 567
(D) 147