We would like you to assess the QUALITY of each of the following argument (discussing Gay Marriage) 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 gay marriage. An invalid argument is a phrase that cannot be interpreted as an argument or not on the topic of gay marriage.

[EX Q]: Remember that gay people, like heterosexuals, can have sex without getting married.
[EX A]: Valid

[EX Q]: Nevertheless, I think that if people are using guns to kill people, the people using them are to blame, at least more so than anyone else.
[EX A]: Invalid

[EX Q]: The questions should really be "Is marriage a civil right"?
[EX A]:
Valid