School Tales: "You don't have to be married..."

Student: "How old are you, Ms. K?"
Ms. K: "26."
Student: "Do you have any kids?"
Ms. K: "No."
Student: "WHY NOT?"
Ms. K: "Because I'm not married."
Student: "SO? You don't have to be married to have kids. I mean, my mama ain't married"
Ms. K: "Okay, well I have to be married."