instruction:
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.
question:
Similar semiautomatic firearms with high-capacity magazines have been used in most major mass shootings in the United States in the past 30 years.
answer:
Valid


question:
Would you really want a public with an armed force of unknown size, strength, mobilty, location, organizational structure and intention anywhere in your country?
answer:
Valid


question:
Having an age limit on the ability to buy guns is a gun control measure.
answer:

Valid