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]: We didn't ban all guns, just most of them, because our farmers need them and our police need them.
[EX A]: Valid

[EX Q]: 'The Chicago case is unlikely to have much practical impact on most gun laws regardless of how the court rules,' said Paul Helmke, president of the Brady Center to Prevent Gun Violence.
[EX A]: Valid

[EX Q]: The ease with which he had acquired it and carried out the assault leads to the creation of pressure groups, which eventually forces the federal government to set up a national gun control registry.
[EX A]:
Valid