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]: People constantly trumpet about how having a gun means that they can protect themselves, but first they must be able to fire the gun on another human being, something that most people find hard to do.
[EX A]: Valid

[EX Q]: First off, explain exactly how the militia groups qualify as unconstitutional.
[EX A]: Valid

[EX Q]: (2) a weapon made from a shotgun if such weapon as modified has an overall length of less than 26 inches or a barrel or barrels of less than 18 inches in length;
[EX A]:
Valid