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]: I don't give a XXXX if people have "criticized" the survey.
[EX A]: Invalid

[EX Q]: To legalize same-sex marriage is a move to strengthen families, not to weaken them.
[EX A]: Valid

[EX Q]: Gays don't call their unions marriage, we have commitment ceremonies not weddings.
[EX A]:
Valid