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.

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

A: Invalid
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Q: We give Christians exactly the same rights as Buddhists in every situation, yet you have no trouble distinguishing between the two.

A: Invalid
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Q: A Thurston County judge ruled Tuesday that the state's 1998 Defense of Marriage Act violates the civil liberties of gays and lesbians under the Washington constitution.

A:
Valid
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