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.

Q: When the criminal is in a well controlled prison, self-defense is no longer relevant - he is not capable of harming anyone.

A: Valid
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Q: I FEEL THE DP AND LIFE IN JAIL CAN BOTH WORK IF THE PEOPLE ARE TRULY GUILTY.

A: Valid
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Q: People sentenced to life in prison shouldn't languish in cells, they should be doing something to aid the society they injured.

A:
Valid
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