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: It is difficult to take gay rights groups seriously when they throw their enthusiastic support at only Democrat canididates who are practically no different than Republican ones on the issue.

A: Valid
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Q: The federal DOMA was an effort to quarantine same-sex marriage, to exclude same-sex couples from federal rights and benefits even if states were to legalize same-sex marriage, which several have done since 1996.

A: Valid
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Q: And due to the fact that all people must be treated equally under the law because heterosexuals can get married then so must homosexuals be allowed to get married.

A:
Valid
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