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: Lott's More Guns, Less Crime is the bible of the national movement to persuade state legislatures to pass so-called "concealed carry" laws, which permit citizens to carry concealed firearms.

Answer: Valid


Question: Correspondingly, ammunition manufacturers are reporting record sales across the country as demand continues to outpace supply.

Answer: Valid


Question: School district employees should not be carrying weapons on campus, just as students should not be carrying weapons."

Answer:
Valid