TASK DEFINITION: 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.
PROBLEM: They specifically said that a complete and total ban on an entire class of firearms was alright.

SOLUTION: Valid

PROBLEM: It's also worth mentioning that several of those shootings were stopped by private citizens using their own guns or kids who knew enough about guns to tackle the shooter when he had to reload.

SOLUTION: Valid

PROBLEM: Another defense mechanism commonly utilized by supporters of gun control is denial.

SOLUTION:
Valid