instruction:
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.
question:
How people feel about polygamy has no relevance on same sex couples.
answer:
Valid


question:
There may individuals who personally differ, of course, but their opinions are not based on evidence.
answer:
Invalid


question:
Remember that gay marriage is not further down the line than straight marriage.
answer:

Valid