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]: Why should people who have been convicted be aable to appeal over and over untill he can no longer afford to appeal.
[EX A]: Valid

[EX Q]: The problem with the death penalty is eventually someone will be sentenced to death when they are in fact guilty.
[EX A]: Valid

[EX Q]: The biggest problem I have with the death penalty is the cost.
[EX A]:
Valid