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.

Certainly the arguments of freedom and equality apply as equally to same-sex marriage as they do to incestuous marriage, but foundation of the debate is the harms incestuous marriage creates.
Valid

We further believe that legal recognition and the accompanying benefits afforded couples should be preserved for that unique and special union of one man and one woman which has historically been called marriage.
Valid

I feel that if someone has a service record that gives no indication he or she would discriminate, there is no reason they should be asked questions about their ideological views.

Invalid