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]: Isn't the right to bear arms carved in the Constitution tablets that Jefferson brought down from Capitol Hill?
[A]: Valid

[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'.
[A]: Valid

[Q]: Those who are bigger, stronger, and more violent, are free to prey on the rest of us (with the exception of the 20% or less that the police actually manage to catch).
[A]:
Valid