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.

After all, if gays aren't spreading HIV, then we sould be concentrating on MSMs and not worrying about gay marriage, right?
Valid

Same-sex couples should have the equal right to marry legally because it benefits society to support stable families, and it especially benefits children to live in stable families with two married parents.
Valid

You have the right to marry the person with whom you have chosen to form a lifelong committed partnership.

Valid

