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'm saying "false" in that answering 'A' would be wrong.
[EX A]: Invalid

[EX Q]: Like the day weapons more advanced then guns comes along and replaces them will make the 2nd amendment completely superfluous.
[EX A]: Valid

[EX Q]: As the nation's largest, non-partisan, grassroots organization leading the fight to prevent gun violence, the Brady Campaign, with its dedicated network of Million Mom March Chapters, works to enact and enforce sensible gun laws, regulations and public policies.
[EX A]:
Valid