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.

As noted by the 38 States that have appeared in this case as amici supporting petitioners, ���[s]tate and local experimentation with reasonable firearms regulations will continue under the Second Amendment.���
Valid

The features listed would already prohibit the sale of firearms that various military and police organizations have certified as being suited for their uses after having passed rigorous safety and reliability tests.
Valid

Basically, The US Curcuit Court upheld that the Second Amendment didn't apply to weapons that couldn't be carried by an individual.

Valid