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: Societies define marriage, because they find it a valuable institution for many reasons, such as raising children, providing financial and legal protection for families, and other such good things.

A: Valid
****
Q: So therefore gay couples who have children via adoption or a other methods should be deined such tax breaks?

A: Valid
****
Q: And no, private showers have no shieled be from reality as I don't know anyone that hasn't had to do a public shower...but thanks for postive feedback

A:
Invalid
****