TASK DEFINITION: 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.
PROBLEM: 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.

SOLUTION: Valid

PROBLEM: People want all kinds of weapons but none of you douchebags wants the responsibility for having such freedoms.

SOLUTION: Valid

PROBLEM: JUSTICE STEVENS believes that the unitary meaning of ���keep and bear Arms��� is established by the Second Amendment's calling it a ���right��� (singular) rather than ���rights��� (plural).

SOLUTION:
Valid