Okay so I'm not the best at poetry so please bare with me.
Answer:(I hope) I believe that 'The Law' of the jungle is not strong just on its own. I mean there has to be people...or animals to support it, to make it stronger. (see what I did there)
It says, "For the strength of the Pack is the wolf, and the strength of the Wolf is the Pack." They both support each other which make the law stronger.
We are being asked to declare a variable, thus, we can use "PrintWriter" that is suitable for referring to an object that provides methods for writing to a text file.
On how to use it, we can define it such as Output.printIn ="hi"; output.close;