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

Answer: Valid


Question: My argument makes it clear that innocent people need not be sentenced to death in order for the death penalty to be unjust.

Answer: Valid


Question: A thorough review finds that death penalty opponents have lied, extensively, regarding the numbers of innocents sentenced to death, that such risk is extraordinarily low and that the cessation of executions will put many more innocents at risk.

Answer:
Valid