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.

Execution is quick, relatively simple, and very inexpensive regardless of the method used.
Valid

If these bleak prospects aren't enough to deter someone from committing a serious crime, what will ramping it up to the death penalty do?
Valid

I give no thought to the circumstances of how a woman becomes pregnant.

Invalid