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]: That just means their moral code doesn't fluctuate based on society's ever-changing standards."
[A]: Invalid


[Q]: Removing the polygamy bans would work both ways as well, women could marry multiple men.
[A]: Valid


[Q]: After all, the International Society of the Red Cross, The YMCA, and the American socialist movement were orrigionally chistian organisations.
[A]:
Invalid