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.

Federal law doesn't give them authority to require sale reports of multiple shotgun and rifle sales, only handguns.
Valid

The medium of 'free speech' has changed, but that does not affect that free speech should still exist - just as with the other constitutional points (with a few exceptions, if you believe Bush).
Valid

Ratify a new constitutional amendment explicitly spelling out that no government in America may ever pass any law that would blanketly ban the ownership or purchase of any model firearm, component or ammunition.

Valid