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]: SCOTUS has upheld "gun control" in principle repeatedly.
[A]: Valid


[Q]: Second, regulating private party sales will not render gun shows unimpor-tant as sources of trafficked crime guns; the best evidence is that most of those guns are sold by licensed retailers.
[A]: Valid


[Q]: I would not say that everyone should have a gun, yet I do think that everyone should consider the possibility that a firearm coupled with appropriate training can and has been the difference between life and death.
[A]:
Valid