1242 - Analytical Reasoning

Among the following statements, which would weaken the above argument?

1. The stability resulting from marriage offsets the negative aspects of the dual responsibility of husband and wife.
2. Most people are not mature enough to be married.
3. Among most married couples the wife wants to have children.
4. There are a differing set of values honored by men and women.
5. It is advantageous to be single form a tax point of view.