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.

After we get through that, if he still retains the death penalty, it's a lot cheaper to kill him than to keep him up 'til he dies in prison.
Valid

Many a law regarding slavery was ethically wrong because the REASONS underlying that law were wrong.
Invalid

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

