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.
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Question: We can't decide these things for ourself based on other peoples beliefs.

Answer: Valid


Question: I have no problem with homosexuality, but marriage should be between a man and woman.

Answer: Valid


Question: As with same-sex marriage, I believe that many of the arguments used to support gay rights can be used to support incestual marriage.

Answer:
Valid