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.

A society creates the concept of rights, and what is a right, through a process of, hopefully, logical and rational debate.
Invalid

And people who oppose gay marriage, what's the difference between giving equal rights through a civil union and marriage?
Valid

That would save same-sex marriage, but it would guarantee that the issue would take on the same bitter recriminations that the abortion issue has for the last 33 years.

Valid