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]: The only question is whether or not any risk of executing an innocent is acceptable.
[EX A]: Valid

[EX Q]: No letting the family or friends of the victim kill the convicted person might be childish revenge.
[EX A]: Valid

[EX Q]: I feel as though you're implying that the death penalty is an effective crime deterrent.
[EX A]:
Valid