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.

[EX Q]: This is a situation that can actually be considered harmful, and it brings up a whole new debate over whether it is morally just to conceive a child who is at a greater risk of disease and mental retardation.
[EX A]: Invalid

[EX Q]: This is a particularly useful tool for a political interest group seeking political influence or possible power, as it reduces the overall criticism directed toward any of their proposals.
[EX A]: Invalid

[EX Q]: Our constitution protects people... not their behavior, therein it defines what behavior is acceptable and what falls short of the standard.
[EX A]:
Valid