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]: So therefore gay couples who have children via adoption or a other methods should be deined such tax breaks?
[EX A]: Valid

[EX Q]: if we say that same-sex couples should have the right to marry each other, then any two consenting adults should have the legal right to marry each other.
[EX A]: Valid

[EX Q]: If I do something that is for the benefit of the nation as a whole,... that benefit includes everyone (including gays.)
[EX A]:
Valid