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.

[Q]: But it is NOT discriminatory to not recognize marriage rights for somebody who CHOOSES NOT TO MARRY.
[A]: Valid


[Q]: Banning gay marriage is not against the constitution and how is banning it "enforcing religion" besides your a Christian aren't you?
[A]: Valid


[Q]: Some changes allowed different people to marry (blacks and whites, for example), while others expanded the rights of married people (like Federal tax breaks).
[A]:
Valid