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: Like the day weapons more advanced then guns comes along and replaces them will make the 2nd amendment completely superfluous.

Answer: Valid


Question: Look at any country that has significantly tighter gun control laws than America, go far enough back and you'll eventually see that gun control was very simple at first.

Answer: Valid


Question: 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.

Answer:
Valid