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.

While on an evolutionary level homosexuality makes little sense, it really does not make sense that a government should have the right to make gay people subcitizens.
Valid

If you want your position to be taken seriously from any moral perspective, you cannot say "i don't care if it's rational, just that we get to make the decision."
Invalid

Unless me and that 75% can demonstrate how wearing pink shoes is going to be harmful or infringe upon rights it has no business being on the agenda of our legislators.

Invalid