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.
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Question: This decision, Cases v US, is where the militia connection qualification (fn2) was born and another, US v Tot is where the "state's right" interpretations (fn3) came into being

Answer: Valid


Question: If a registered gun owner uses his gun to commit a crime, (besides running the risk of threatening armed citizens) he would be easily tracked down and apprehended.

Answer: Valid


Question: Some studies used against gun have been ones showing that over 50% of homicides in the US are committed with guns, while in countries with gun bans or very strict gun control have a lower amount of gun homicides.

Answer:
Valid