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.

[EX Q]: That right there is reason enough not to give government absolute control over firearms.
[EX A]: Valid

[EX Q]: They didn't shoot someone because they were criminals, they because criminals because they shot someone, Your point boils down to 'Laws do not work because people disobey them-we should have no laws'.
[EX A]: Valid

[EX Q]: No, the gun (+one set of ammo) still costs more than restocking pepper spray for a lifetime (calculation: pepper spray @~Σ7 per year, handgun @~Σ500 = ~71 years)
[EX A]:
Valid