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.

The death penalty is simply a legally imposed punishment given to felons who commited crimes for which the death penalty is applicable.
Valid

This process is needed in order to ensure that innocent men and woman are not executed for crimes they did not commit, and even with these protections the risk of executing an innocent person can not be completely eliminated.
Valid

back in the day they did it like we should do it now...eye for an eye tooth for tooth.

Valid