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]: Rev. 212; Griswold, The Right to be Let Alone, 55 Nw.
[A]: Invalid


[Q]: I thought my point was to prove that your laws would be so open that heavily armed Arabs could walk onto the plane and very easily take it over.
[A]: Valid


[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.
[A]:
Valid