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.
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Question: We let killers out of prison so they can kill again.

Answer: Valid


Question: Execution is quick, relatively simple, and very inexpensive regardless of the method used.

Answer: Valid


Question: If these are indeed comparable, I wouldn't argue for the death penalty even in murder.

Answer:
Valid