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.

I'm talking about the social recognition and support, which is why straight people enter into marriage.
Valid

They don't do it with shopping malls and basketball courts, or flashy presentations and pop music, they do it with ordinary, everyday witness to the values of Jesus Christ.
Invalid

a) 40-60% of gay men, and 45-80% of lesbians are in a steady relationship

Valid