多选题 Given the following two files containing Light.java and Dark.java:
2. package ec.ram;
3. public class Light{}
4. class Burn{}
2. package ec.ram;
3. public class Dark{}
4. class Melt{}
And if those two files are located in the following directory structure:
$ROOT
|-- Light.java
|-- Dark.java
|-- checker
|-- dira
|-- dirb
And the following commands are executed, in order, from the ROOT directory:
javac Light.java -cp checker/dira -d checker/dirb
javac Dark.java -cp checker/dirb -d checker/dira
jar -cf checker/dira/a.jar checker
A new JAR file is created after executing the above commands. Which of the following files will exist inside that JAR file? (Choose all that apply.)