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: Under English common law, the Castle Doctrine was intended to be a narrow exception to the general duty to retreat.

Answer: Invalid


Question: However, in doing so, people also found out that the AR series were more accurate for hunting and target shooting, and a much more reliable design than previous hunting rifles.

Answer: Valid


Question: The Second Amendment to the Constitution of the United States America states that, ���A well regulated militia being necessary to the security of a free State, the right of the People to keep and bear arms shall not be infringed.���

Answer:
Valid