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I am very new to Perl and I am trying to learn little by little. What statement adds the element (willie, 74) to the hash %fun? I have no idea what it is asking? Also how do you get the address of a scalar variable $truck? And finally, how do you get the address of a list literal?

I am very new to Perl and I am trying to learn little by little. What statement adds the element (willie, 74) to the hash %fun? I have no idea what it is asking? Also how do you get the address of a scalar variable $truck? And finally, how do you get the address of a list literal?