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]: Lott's More Guns, Less Crime is the bible of the national movement to persuade state legislatures to pass so-called "concealed carry" laws, which permit citizens to carry concealed firearms.
[EX A]: Valid

[EX Q]: Speaking of the 14th amendment, there is one scholar that says an individual right to own a gun came with the 14th amendment, not the second amendment.
[EX A]: Valid

[EX Q]: Machine guns are not in common use so I see no reason to believe restrictions on them would be lifted based on the ruling.
[EX A]:
Valid