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]: Although gays have all the rights of heterosexuals, the laws are currently designed so that heterosexual relationships are rewarded while homosexual relationships are punished.
[EX A]: Valid

[EX Q]: The government is not in the business of telling us why we marry someone, whether it is out of love or for some other reason.
[EX A]: Valid

[EX Q]: It's not as if these people will switch to being straight if gay marriage isn't allowed.
[EX A]:
Valid