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.

Marriage has been a business transaction for YEARS before the thought of "holy matrimony".
Valid

Same-sex couples are denied over 1,000 benefits, rights, and protections that federal law affords to married, heterosexual couples, as well as hundreds of such protections at the state level.
Valid

If we allow same-sex couples to legally marry, does it in anyway water down any other marriage between opposite-sex couples?

Valid

