Instructions: 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.
Input: Because justice operates to protect society by deterring future crime, one would have to show that the death penalty prevents more crime than life in prison, thus fulfilling the function of justice better than that of life in prison.
Output:
Valid