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.

[Q]: Doubtfully it would get banned in a republic, sure in democracy since murder is bad.
[A]: Valid


[Q]: In every state that retains the death penalty, jurors have the option of sentencing convicted capital murderers to life in prison without the possibility of parole.
[A]: Valid


[Q]: This is what i would refer to as being an utilitarian benefit of executing those guilty of murder to prevent violence in the prison world and society.
[A]:
Valid