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.

Given the strong reasons for imposition of life without parole for certain cases, the risk of an innocent suffering that would have to be acceptable.
Valid

So I argue that 3000 years of use does provide evidence that capital punishment works.
Valid

A ridiculous statement since there have been numerous convictions overturned on DNA evidence alone, leaving one to ponder how many bad convictions were not discovered.

Valid