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.

IMHO, if we have the confidence in our system to throw someone in a cage for the rest of their natural life we should have the same confidence to put someone to death.
Valid

If the person in question is in prison, they are removed from society.
Valid

There cannot be a "no" answer since the death penalty is already legal.

Valid