We would like you to assess the QUALITY of each of the following argument (discussing Gun Control) and determine if the argument is Valid or Invalid. A valid argument is clearly interpretable and either expresses an argument, or a premise or a conclusion that can be used in an argument for the topic of gun control. An invalid argument is a phrase that cannot be interpreted as an argument or not on the topic of gun control.

[Q]: (9-0) Heller, The right to keep and bear arms is a personal individual right absent any nexus to the militia.
[A]: Valid


[Q]: Australia's laws mandating that all guns be kept locked up, and the lack of the ability to claim self-defense when shooting a violent home invader, has made Australia a very dangerous place to live or visit.
[A]: Valid


[Q]: When you get right down to it, I do not believe that we (Law Enforcement) are any more trustworthy than the general populace, yet I would also say that the reverse is true.
[A]:
Valid


