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]: But I oppose the death penalty because it has the capacity to kill innocent people.
[EX A]: Valid

[EX Q]: Because they love to butt-fuck and they're usually pro-capitol punishment.
[EX A]: Valid

[EX Q]: Prosecutors say Akbar told investigators he launched the attack because he was concerned U.S. troops would kill fellow Muslims in Iraq.
[EX A]:
Invalid

