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.

[Q]: And if a person has had treatment for a mental disorder, they should be given a mandatory psych exam by a neautral doctor before being denied on a gun purchase.
[A]: Valid


[Q]: If a gun owner knowingly sells to a prohibited felon who commits a murder with the gun, then the felon alone is responsible for the murder.
[A]: Valid


[Q]: The Governor's denial of a petition for the restoration of voting rights shall be a final decision and the petitioner shall have no right of appeal.
[A]:
Invalid