We would like you to assess the QUALITY of each of the following argument (discussing Death Penalty) 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 death penalty. An invalid argument is a phrase that cannot be interpreted as an argument or not on the topic of death penalty.

[EX Q]: I have gotten about a dozen people to take my "try it before you shoot off your mouth" challenge, and every single one of them changed their tune by the end of their little adventure.
[EX A]: Invalid

[EX Q]: Elections aren't supposed to be proof beyond reasonable doubt that the person on suited to the job, just the opinion of the electors.
[EX A]: Invalid

[EX Q]: One does not have to witness an execution to be aware one took place.
[EX A]:
Valid

