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 way I see it people who murder shouldn't be sentenced to death or spend life in the jails we have here there to nice.
[EX A]: Valid

[EX Q]: My argument makes it clear that innocent people need not be sentenced to death in order for the death penalty to be unjust.
[EX A]: Valid

[EX Q]: The death penalty (because of appeals) costs more than solitary confinement for life, both of which would ensure that the person would never kill again.
[EX A]:
Valid