TASK DEFINITION: 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.
PROBLEM: I believe that we should attempt to prevent suicide in the general population.

SOLUTION: Invalid

PROBLEM: I support the death penalty because I feel that their are crimes and criminals so heinous that they deserve death.

SOLUTION: Valid

PROBLEM: The content of the argument isn't what I was arguing; it was the grammatical use of the word deterrent as it applies to a dirt napper's ability to commit a future crime.

SOLUTION:
Valid