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.

[EX Q]: Revenge and punishment I see as rather pointless; they impose suffering but give very few, if any, benefits.
[EX A]: Valid

[EX Q]: If later exculpatory evidence comes out... there is no reversing the punishment.
[EX A]: Valid

[EX Q]: Life imprisonment without parole is more effective than execution, and it is cheaper.
[EX A]:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Valid

