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: Those are the only relevant ones, seeing as my argument is that the death penalty should be changed to life imprisonment.

Answer: Valid


Question: To me, the system's job is one thing: To prevent a similar crime from happening again, not to fulfill a concept that we have invented.

Answer: Valid


Question: I think instead of a death penalty, they should just stay in prison until they die because putting someone to death is just harsh, No matter who it is.

Answer:
Valid