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]: I think the gun grabbers have deep seated emotional problems that need dealing with and should be denied their Second Amendment rights.
[EX A]: Valid

[EX Q]: The police have absolutely no way of telling who is in possession of an illegal and unregistered firearm, and there's not a law that California can pass to do a thing about it.
[EX A]: Valid

[EX Q]: If theses non-lead rounds irreversibly damage the rifle bores on older weapons there could be major lawsuits at be had because the matter wasn't properly researched.
[EX A]:
Valid